Statistics for Economics Class 11 Notes Chapter 4 Presentation of Data Textual Presentation In textual presentation, data are a part of the text of study or a part of the description of the subject matter of study. Tabular Presentation of Data “Tabulati…

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 …

Maharashtra HSC/12th Supplementary Exam 2019: The Maharashtra State Board of Secondary and Higher Secondary Education is a statutory and autonomous body established under the “Maharashtra Secondary Boards Act” 1965. The Board is to conduct the SSC for 1…

Statistics for Economics Class 11 Notes Chapter 2 Collection of Data Sources of Data There are two sources of data Primary Source of Data It implies collection of data from its source of origin. Secondary Source of Data It implies collection of data fr…

Statistics for Economics Class 11 Notes Chapter 1 Introduction Economics by Alfred Marshall, “The study of man in the ordinary business of life”. Consumer “A consumer is one who consumes goods and services for the satisfaction of his wants”. Consumptio…

RBSE Class 12 Supplementary Exam 2019: The Board of Secondary Education, Rajasthan with more than 6,000 plus affiliated schools every year conducts Secondary School Examination and Senior Secondary Examination for academic evaluation of 10 and 10+2 leve…

Statistics for Economics Class 11 NCERT Solutions Chapter 8 Index Numbers Question 1. An index number which accounts for the relative importance of the items is known as (i) weighted index (ii) simple aggregative index (iii) simple average of relatives …

Statistics for Economics Class 11 NCERT Solutions Chapter 7 Correlation Question 1. The unit of correlation coefficient between height in feet and weight in kgs is (a) kg/feet (b) percentage (c) non-existent Answer: (c) Correlation coefficient (r) has n…

Statistics for Economics Class 11 NCERT Solutions Chapter 6 Measures of Dispersion Question 1. A measure of dispersion is a good supplement to the central value in understanding a frequency distribution. Comment. Answer: Dispersion is the extent to whic…

Probability Class 9 Extra Questions Maths Chapter 15 Extra Questions for Class 9 Maths Chapter 15 Probability Extra Questions for Class 9 Maths NCERT Solutions for Class 9 Maths