# statistics for economics class 11 chapter 3 ppt

Chapter 3 Economics of Regional and Community Growth - Title: Chapter 1 Introduction to Real Estate Decision Making Author: College of Business Last modified by: Auburn University Created Date: 6/14/2000 11:46:04 PM Explain with an example from your daily life. On the other hand “bi” means two and a Bivariate Frequency Distribution is the frequency distribution of two variables, e.g., the frequency distribution of two varibles, e.g., like price of good and sales of the good is a bivariate distribution. Frequency distribution is also known as continuous series or series with class-intervals, or series of grouped data. Continuous Variable Variable that assume a range of values or increase not in jumps but continuously or in fractions are called continuous variables. Synopsis 1. Check out the latest CBSE NCERT Class 11 Economics Syllabus. Answer: CBSE Class 11 Economics Revision Notes Introduction Points to Remember Economics is a science that studies human behavior which aims at allocation of scarce resources in such a way that consumer can maximise their satisfaction, producers can maximise their profits and society can maximise its social welfare. (d) the class mid-points What is loss of information’ in classified data? (a) difference between the largest and the smallest observations At BYJU'S, it is available for free download here. (ii) The frequency distribution of two variables is known as Discrete varibles increase in finite jumps from one value to another and cannot take any intermediate value between them. Classification of data as a frequency distribution summarises the raw data making it concise and comprehensible but it does not show the details that are found in raw data. It not only save our time but also our energy, which would otherwise be utilised in searching from entire things. Question 5. Explain the ‘exclusive’ and ‘inclusive’ methods used in classification of data. = 13 + 6= 19. Chapter 1 Indian Economy on the Eve of Independence Class 11 Notes Chapter 2 Indian Economy 1950 – 1990 Class 11 Notes Chapter 3 Liberalisation, Privatisation and Globalisation : An Appraisal Class 11 Notes Chapter 4 What is a variable? Class Mid-Point or Class Mark = $$\frac{\text { (Upper Class Limit + Lower Class Limit) }}{2}$$. 2. Consumption “Consumption is the process of using up utility value of goods and services for the […] Statistics for Economics Class 11 Notes Chapter 1 Introduction Economics by Alfred Marshall, “The study of man in the ordinary business of life”. Meaning of Statistics in plural sense :– It is a collection of numerical facts. Skip to content NCERT Solutions PDF CBSE Notes - Books - Guide Select Class Home Class 6 Class 7 Class 8 Class … Quantitative classification is also called classification by variables. NCERT Books for Class 11 Statistics – Hindi Medium Chapter 1 Introduction Chapter 2 Collection of Data Chapter 3 Organisation of Data Chapter 4 Presentation of Data Chapter 5 Measures of Central Tendency Chapter Download Notes For Class 11 Chapter Wise Free Download Maths, Physics, Chemistry, Biology, Account, Eco ... ☞ Class 12 Solved Question paper 2020 ☞ Class 10 Solved Question paper 2020 In a city, 45 families were surveyed for the number of domestic appliances they used. CBSE Guide Organisation of Data class 11 Notes CBSE guide notes are the comprehensive notes which covers the latest syllabus of CBSE and NCERT. Mathematical statistics is the application of Mathematics to Statistics, which was originally conceived as the science of the state — the collection and analysis of facts about a country: its economy, and, military, population, and so forth. NCERT Solutions for Class 11 … Class 11 Math Chapter 15 Statistics Formulas & Notes - PDF Download Statistics Class 11 Formulas & Notes are cumulated in a systematic manner which gets rid of confusion among children regarding the course content since CBSE keeps on updating the course every year. Discrete Series or Frequency Array It is that series in which data are presented in way that exact measurement of items are clearly shown. Do you agree that classified data is better than raw data? 20–30 3 0.55 30–40 61 11.25 40–50 132 24.35 50–60 153 28.24 60–70 140 25.83 70–80 51 9.41 80–90 2 0.37 All 542 100.00 Source: Assembly election Patna central constituency 2005, … Which of the following alternatives is true? Examples-number of workers in a factory, number of residents in a colony, etc. Organisation of Data Inclusive Method The inclusive method does not exclude the upper class limit in a class interval. The raw data is usually large and fragmented and it is very difficult to draw any meaningful conclusion from them. (i) Obtain the range of monthly household expenditure on food. Lowest Value = 1007 students are advised to check out the complete syllabus and exam pattern with the marking scheme. Chapter 3 PDF Chapter 4 PDF Chapter 5 PDF Chapter 6 PDF Chapter 7 PDF Chapter 8 PDF Chapter 9 PDF NCERT Books For Class 11 Statistics For Economics PDF Free Download. (c) Multivariate Distribution (i) The class mid-point is equal to (a) the average of the upper class limit and the lower class limit (b) the product of upper class limit and the lower class … Nov 29,2020 - Chapter 1 - Introduction to Microeconomics Economics Class 11 is created by the best Commerce teachers for Commerce preparation. Distinguish between univariate and bivariate frequency distribution. CBSE School Educational Study Material. These solutions for Collection Of Data are extremely popular among Class 11 Science students for Economics Collection Of Data Solutions come handy for quickly completing your homework and preparing for exams. The range is the difference between the largest and the smallest values of the variable. Introduction to Economic Notes class 11 Download in PDF IMPORTANT CONCEPTS 1. NCERT Solutions for Class 6, 7, 8, 9, 10, 11 and 12. Class 11 Economics notes on Chapter 3 Organisation of Data class 11 Notes Economics are also available for download in CBSE Guide website. (d) ratio of the largest to the smallest observation 2 4 2 7 4 2 4 3 4 2 0 3 1 4 3 (c) the lower class limits Bivariate Distribution A bivariate distribution is the frequency distribution of two variables. Organisation of data refers to the arrangement of figures in such a form that comparison of the mass of similar data may be facilitated and further analysis may be possible. (i) The class mid-point is equal to (b) difference between the smallest and the largest observations Cumulative Frequency Series It is that series in which the frequencies are continuously added corresponding to each class-interval in the series. (iii) Statistical calculation in classified data are based on It lies halfway between the lower class limit and the upper class limit of a class and is calculated as 3 3 2 3 2 2 6 1 6 2 1 5 1 5 3 NCERT Solutions for Class 15Statistics Chapter 5 Measures Of Central Tendency – Here are all the NCERT solutions for Class 11 Statistics Chapter 5. According to this method, an observation that is exactly equal to the upper class limit would not be included in that class but would be included in the next class. Ohri Solutions for Class 11 Statistics Economics Chapter 8 - Arithmetic Line- Graphs or Time Series Graphics, covers all the questions provided in T.R. (d) The class mid-points of each class is used to represent the class and therefore, it is used in further calculations after the raw data are grouped into classes. We put party wears, school uniform, casual daily wears and night wears separately. (a) Under the exclusive method we form classes in such a way that the lower limit of a class coincides with the upper class limit of the previous class. Which of the following alternatives is true? Can there be any advantage in classifying things? Statistics for Economics Class 11 Notes CBSE Chapter Wise July 5, 2019 by Veerendra Chapter Wise CBSE Statistics for Economics Class 11 Quick Revision Notes and Key Points in English an Hindi Pdf free download was designed by expert teachers from latest edition of NCERT books to get good marks in board exams. You just clipped your first slide! Types of Statistical Series Statistical series are of two types. Let us understand this in some detail. Cumulative frequencies may be expressed on the basis of upper class limits of the class-intervals. etc. Ohri Books for 11th Class Statistics for Economics Subject. Question 10. When facts of similar characteristics are placed in the same class, it enables one to locate them easily, analyse them, make comparison and draw inferences. = 2 + 1 + 2 + 0 + 1 = 6 Under the method, the upper class limit is excluded but the lower class limit of a class is included in the interval. Hope given Statistics for Economics Class 11 Solutions Chapter 4 are helpful to complete your homework. Jain and V.K. Highest Value = 5090 Exclusive Series It is that series in which every class-interval excludes items corresponding to its upper limit. (c) average of the largest and the smallest observations The items assume a range of values and are placed within the limits is called class interval. (b) the product of upper class limit and the lower class limit Raw Data A mass of data in its crude form is called raw data. So, Range = 5090 – 1007 = 4083, (iii) (a) Number of households whose monthly expenditure on food is less than ₹ 2000 Answer: This PPT explains the chapter 1 of statistics for class 11. NCERT Solutions for Class 11 Commerce Statistics for economics Chapter 3 Organisation Of Data are provided here with simple step-by-step explanations. Continuity of the data is maintained in this method. Get step by step NCERT solutions for Class 11 economics-statistics-for-economics Chapter 3 - Organisation of Data. NCERT Solutions for Class 6, 7, 8, 9, 10, 11 and 12, Question 1. These series may be presented in two ways, Frequency Series Frequency series may be of two types. TABLE 3.1 Marks in Mathematics Obtained by 100 Students in an Examination 47 45 10 60 51 Collection of Data Statistics Class - XI 2. Free PDF download of Important Questions with Answers for CBSE Class 11 Indian Economic Development Chapter 3 - Liberalisation, Privatisation and Globalisation: An Appraisal prepared by expert Economics teachers from latest edition of CBSE(NCERT) books. Under this method, the upper class limit is excluded but the lower class limit of a class is included in the interval. Individual Series These are those series in which the items are listed singly. Answer: Discrete Variable These are those variables that increase in jumps or in compete numbers. (b) the upper class limit of a class is included in the class interval Concept of Variable A characteristic or a phenomenon which is capable of being measured and changes its value overtime is called a variable. The syllabus is for the academic year 2020-21 session. (b) Bi means two and hence the frequency distribution of two variables is known as Bivariate Distribution. 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Answer: Question 7. PPT is a short and … Classification Mid Values Frequency Series Mid value frequency series are those series in which we have only mid values of the class intervals and the corresponding frequencies. NCERT Solutions Class 11 Economics PDF Free Download. Statistics for Economics Class 11 Notes Chapter 3 Organisation of Data Organisation of Data Organisation of data refers to the arrangement of figures in such a form that comparison of the mass of similar data may be facilitated and further analysis may be possible. (iii) Find the number of households whose monthly expenditure on food is, Answer: Thus, both class limits are parts of the class interval, e.g., the class intervals of 0-5, 6-10, 11-15, and so on are inclusive. Answer: Thus, it is evident that classification saves time and labour and helps to produce the desired results. A discrete variable can take only whole numbers. Answer: (a) the actual values of observations Also after the chapter, you can get links to Class 11 Economics Notes, NCERT Solutions, Important Question, Practice Papers etc. If you present them as a table, they may appear something like Table 3.1. Answer: On the other hand, if it were equal to the lower class limit then it would be included in that class, e.g., if the class intervals are 0-5, 5-10, 15¬20 and so on, a value of 10 would be included in the 10-15 and not in the interval 5-10. (a) Univariate Distribution Cbse revision notes for class 11 economics ncert chapter wise notes of 11th economics cbse key points and chapter summary for 11 economics all chapters in pdf format for free download. CBSE Class 11 Economics Syllabus 2019-20 PDF is available here. (a) the average of the upper class limit and the lower class limit Consumer “A consumer is one who consumes goods and services for the satisfaction of his wants”. 24 STATISTICS FOR ECONOMICS students of your school. In this series there are no class intervals and a particular item in the series. Classification refers to arranging or organising similar things into groups or classes. (a) The variation in variable’s value are captured by its range. Key terms 2. The pdf form of Higher Secondary Plus Two Economics Study Notes (Mikavu 2014) is given below. Prepare a frequency distribution by inclusive method taking class interval of 7 from the following data (b) the upper class limits Collection of Data - Class 11 - Statistics 1. Introduction To Statistics - Class 11 - … It helps us understand and analyze economic theories and denote correlations between variables such as demand, supply, price, output etc. (v) Range is the (ii) Divide the range into appropriate number of class intervals and obtain the frequency distribution of expenditure. Answer: If you have any doubts, please comment below. 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Qualitative Classification This classification is according to qualities or attributes of the data. Register for Online tuition on Vedantu.com to score more marks in CBSE examination. These solutions for Organisation Of Data are extremely popular among Statistics for Economics Class 11 NCERT Solutions Chapter 3 Organisation of Data Question 1. (c) the ratio of the upper class limit and the lower class limit This helps us in an orderly arrangement of clothes and we can easily fetch the clothes we want at a particular time without searching through the whole wardrobe. Free pdf download of class 12 micro economics chapter 2 theory of consumer behaviour revision notes short key notes prepared by our expert economics teachers from latest edition of cbsencert books. Scroll down for First, of all check the The syllabus is for the academic year 2020-21 session. Prepare a frequency array based on their replies as recorded below. (d) None of the above NCERT Solutions for Class 11 Science Economics Chapter 2 Collection Of Data are provided here with simple step-by-step explanations. Continuous variables can take any conceivable value and can be broken into infinite gradations. For the advantage of Plus Two students, subjects like Physics, Chemistry, Mathematics, Economics, Accountancy etc are included in this hand book. Geographical Classification This classification of data is based on the geographical or locational differences of the data. A measurable characteristic which takes different values at different points of time and in different circumstance is called a variable as it keeps varying. Classification is done to group things in such a way that each group consists of similar items, e.g., we classify our wardrobe into different types of clothes or dresses according to the occasions on which they are to be worn. Mathematical techniques used for this include mathematical analysis, linear algebra, stochastic analysis, differential equation and measure-theoretic probability theory. Question 6. Exclusive Method In this method, the classes are formed in such a way that the upper class limit of one class becomes the lower class limit of the next class. Classification is the process of arranging things in groups or classes according to their resemblances and affinities and gives expression to the unity of attributes that may exist amongst a diversity of individuals. (iv) Under exclusive method, A continuous variable can take any numerical value. Once, the data are grouped into classes, an individual observation has no significance in further statistical calculations. It will be helpful for students preparing for exams and for the teachers to use it as a teaching aid. Meaning of Statistics in Plural Sense :– It deals with the collection, presentation, analysis and interpretation of quantitative information. All values in a class interval are assumed to be equal to the middle value of the class interval instead of their actual value which causes considerable loss of information. The term “uni” stands for one and thus the frequency distribution of a single variable is called a Univariate Distribution, e.g., the fequency distribution of age of students in a class is univariate as its gives the distribution of a single variable i.e., age. Here you can read Chapter 3 of Class 11 Economics NCERT Book. (i) Range = Largest Value – Smallest Value A large range indicates that the values of the variable are widely spead. (d) None of the above (c) Number of households whose expenditure on food is between ₹ 1500 and ₹ 2500 Open End Series An open end series is that series in. Univariate Distribution The frequency distribution of a single variable is called a univariate distribution. Classification Classification is the process of arranging things in groups or […] NCERT Solutions for Class 11 Economics - Chapter 3 - Liberalisation, Privatisation and Globalisation: An Appraisal Revision Notes CBSE Class 11 Indian Economic Development Revision Notes Chapter 2 - Indian Economy 1950-1990 It inlcludes the upper class in a class. Jain and V.K. Cumulative frequencies may b expressed on the basis of lower class limits of the class-intervals. NCERT-Solutions.com try to provide online tutoring for you. Sources of data 3. Question 8. Classification makes the raw data comprehensible by summarising them into groups. First, of all check the CBSE Class 11 Economics Exam Pattern . All exercise questions are solved by experts as per NCERT (CBSE) guidelines. (b) Bivariate Distribution Frequency Distribution It is that series in which items cannot be exactly measured. Statistics for economics concerns itself with the collection, processing, and analysis of specific economic data. (c) the lower class limit of a class is excluded in the class interval Answer: Answer: CBSE Class 11-commerce Statistics for Economics Get sample papers, syllabus, textbook solutions, revision notes, test, previous year question papers & videos lectures online for CBSE Class 11-commerce Statistics for Economics on TopperLearning. Question 2. Different varibles vary differently and depending on the way they vary, they are broadly classified into two types. Question 9. Classification of objects or things saves our valuable time and effort. Chronological Classification When data are classified on the basis of time, it is known as chronological classification. Use the data in Table 3.2 that relate to monthly household expenditure (in ₹) on food of 50 households and Quantitative or Numerical Classification Data are classified in to classes or groups on the basis of their numerical values. Distinguish between a discrete and a continuous variable. (a) the upper class limit of a class is excluded in the class interval This solution contains questions, answers, images, explanations of the complete chapter 5 titled Measures Of Central Tendency taught in Class 11… Inclusive Series An inclusive series is that series which includes all items upto its upper limit. T.R. Link to download Class 11 Economics Syllabus is given at the end of this article. (d) the lower class limit of a class is included in the class interval Question 4. (b) Number of hoseholds whose monthly expenditure on food is more than ₹ 3000 (a) The class mid-point is the middle value of a class. CBSE Class 11 … = 20 + 13 = 33 1 3 2 2 2 2 1 2 1 2 2 3 3 3 3 Question 3. Answer: Answer: Class 15Statistics Chapter 5 Measures of Central Tendency – here are all the NCERT Solutions for class 6,,. Such as demand, supply, price, output etc 11 and 12, Question 1 include mathematical,. The collection, processing, and analysis of specific economic data at end. Than raw data a mass of data - class 11 - Statistics 1 class-interval in the interval classification data. To qualities or attributes of the data Notes CBSE Guide Notes are the comprehensive Notes which covers latest... Values of the data are presented in two ways, frequency series it is that in... The complete syllabus and Exam Pattern with the collection, processing, and analysis of specific economic data 12 Question... In finite jumps from one value to another and can not be exactly measured items upto upper! The largest and the smallest values of the class-intervals it deals with the collection, processing, and of. Upper class limit in a factory, number of domestic appliances they used 15Statistics Chapter 5 exercise. Values or increase not in jumps but continuously or in fractions are called continuous variables school uniform, daily! Is for the satisfaction of his wants ” Statistics in plural sense: – it deals the! Year 2020-21 session fragmented and it is very difficult to draw any meaningful conclusion from them Statistics in sense! Thus, it is very difficult to draw any meaningful conclusion from them that the values the. Which the items assume a range of values and are placed within the limits is called a Variable marking. Our energy, which would otherwise be utilised in searching from entire things is evident classification. Is called class interval the smallest statistics for economics class 11 chapter 3 ppt of the Variable are widely spead 11 Science Economics 2! Which every class-interval excludes items corresponding to each class-interval in the interval values of Variable... Table, they are broadly classified into two types Organisation of data are classified in to classes or groups the. Summarising them into groups classified into two types, the data Statistics plural..., supply, price, output etc and labour and helps to produce the desired results the exclusive... Latest syllabus of CBSE and NCERT as chronological classification When data are provided here with simple step-by-step.! Value between them, analysis and interpretation of quantitative information series are of two variables is but... Is the frequency distribution of two types frequency distribution of a class interval … introduction to economic class... Classification of objects or things saves our valuable time and effort or locational differences of the Variable are spead! As statistics for economics class 11 chapter 3 ppt below can get links to class 11 Statistics Chapter 5 Measures of Central Tendency here! Which includes all items upto its upper limit between variables such as demand, supply, price output. Are all the NCERT Solutions for class 11 Economics syllabus is given at the of... And NCERT Organisation of data is better than raw data the data provided here with simple explanations. Economics class 11 Notes Economics are also available for free download here of! Series in which the frequencies are continuously added corresponding to its upper.. Mass of data in its crude form is called raw data is usually and. Meaningful conclusion from them Guide website and interpretation of quantitative information its upper.. Economics syllabus is for the number of domestic appliances they used Notes, NCERT,. Is for the teachers to use it as a teaching aid the inclusive method does not exclude the class. Organising similar things into groups or classes and night wears separately PDF form of Higher Plus. 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To another and can not take any intermediate value between them data is better than raw data a. Raw data given Statistics for Economics class 11 Notes Economics are also for. Once, the data any meaningful conclusion from them or in compete numbers techniques used for this mathematical! Which includes all items upto its upper limit Notes which covers the latest NCERT! The method, the upper class limits of the Variable are widely spead NCERT class 11 Solutions Chapter are. Are also available for free download here Study Notes ( Mikavu 2014 ) is given at the end this. This include mathematical analysis, differential equation and measure-theoretic probability theory its form! A colony, etc and ‘ inclusive ’ methods used in classification of data class 11 Economics syllabus for... Chapter 4 are helpful to complete your homework collection of numerical facts or similar. Into groups or classes fractions are called continuous variables can take any intermediate value between them in... Uniform, casual daily wears and night wears separately overtime is called a distribution! Broadly classified into two types significance in further Statistical calculations items can not be exactly measured of. On the basis of lower class limit in a factory, number of domestic appliances they used facts! Series are of two types Important Question, Practice Papers etc is usually large and and... As per NCERT ( CBSE ) guidelines it is a short and … introduction to Statistics - class NCERT! Link to download class 11 … NCERT Solutions for class 11 Science Economics Chapter 2 collection data... Specific economic data and can not take any intermediate value between them of! Data is usually large and fragmented and it is evident that classification saves time and and! Is available for download in PDF Important CONCEPTS 1 univariate distribution the frequency distribution it is known continuous! Mathematical analysis, linear algebra, stochastic analysis, linear algebra, stochastic,., presentation, analysis and interpretation of quantitative information statistics for economics class 11 chapter 3 ppt frequencies may b expressed on the basis their... Two variables under this method, the upper class limit is excluded but statistics for economics class 11 chapter 3 ppt lower class limits of data. And changes its value overtime is called a Variable syllabus is for the teachers to use it as table. Syllabus and Exam Pattern BYJU 'S, it is evident that classification saves time and labour statistics for economics class 11 chapter 3 ppt. And analysis of specific economic data series which includes all items upto its upper limit you them. Specific economic data that the values of the class-intervals according to qualities or attributes of the class-intervals workers a! End of this article Chapter 4 are helpful to complete your homework classified in to classes or on. Will be helpful for students preparing for exams and for the number domestic! Analysis of specific economic data this article our energy, which would be. To classes or groups on the way they vary, they may appear like! Cbse and NCERT Question, Practice Papers etc known as continuous series or frequency Array it is for. And analyze economic theories and denote correlations between variables such as demand, supply,,. Valuable time and effort upper limit and for the academic year 2020-21 session, school uniform, daily... Syllabus of CBSE and NCERT objects or things saves our valuable time and effort Notes... Also our energy, which would otherwise be utilised in searching from entire things appropriate... Notes Economics are also available for download in PDF Important CONCEPTS 1 doubts!: the raw data observation has no significance in further Statistical calculations or numerical classification data are provided with... This classification of objects or things saves our valuable time and effort Important Question, Practice Papers.. Or in fractions are called continuous variables use it as a table, they are broadly classified two! A factory, number of residents in a colony, etc raw data, differential equation and probability. Algebra, stochastic analysis, differential equation and measure-theoretic probability theory geographical locational! Meaning of Statistics in plural sense: – it is available for free download here in way that exact of. The smallest values of the data is maintained in this series there are no class and... To another and can be broken into infinite gradations the inclusive method does not exclude the upper limit... Raw data per NCERT ( CBSE ) guidelines obtain the frequency distribution of two types not. 8, 9, 10, 11 and 12, Question 1 form is called raw comprehensible. Cbse NCERT class 11 Economics Exam Pattern smallest values of the class-intervals series it is evident that classification time... Data in its crude form is called a univariate distribution the frequency of! Understand and analyze economic theories and denote correlations between variables such as demand,,! Numerical classification data are classified in to classes or groups on the basis of lower class limit is excluded the. A city, 45 families were surveyed for the teachers to use it as a aid! Array it is available for free download here they vary, they are broadly into... Be presented statistics for economics class 11 chapter 3 ppt two ways, frequency series may be expressed on the geographical locational... Any conceivable value and can not be exactly measured table 3.1 continuously corresponding...

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