STDs

Statistics for Economics Class 11 NCERT Solutions Chapter 3 Organisation of Data   Question 1. Which of the following alternatives is true? (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 limit (c) […]

Statistics for Economics Class 11 NCERT Solutions Chapter 4 Presentation of Data Answer: the following questions, 1 to 10, choosing the correct answer. Question 1. Bar diagram is a (a) one-dimensional diagram (b) two-dimensional diagram (c) diagram with no dimension (d) None of these Answer: (a) Bar diagrams are one-dimensional diagrams. Though these are represented […]

Statistics for Economics Class 11 NCERT Solutions Chapter 5 Measures of Central Tendency Question 1. Which average would be suitable in the following cases? (i) Average size of readymade garments. (ii) Average intelligence of students in a class. (iii) Average production in a factory per shift. (iv) Average wages in an industrial concern. (v) When […]

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 which values in a distribution differ from the avarage of the distribution. Knowledge of only average is […]

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 no unit. It is a pure number. It meansss units of measurement are not part of r. […]

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 Answer: (i) An index number becomes a weighted index when the relative importance of items […]

NCERT Solutions for Class 12 Macro Economics Money NCERT TEXTBOOK QUESTIONS SOLVED 1. What is Barter system? What are its drawbacks? [3 Marks] Ans:Barter system of exchange is a system in which goods are exchanged for goods. It’s Drawbacks are: Lack of double coincidence of wants.  Lack of divisibility.  Difficulty in storing wealth.  Absence of […]

NCERT Solutions for Class 12 Macro Economics Banking NCERT TEXTBOOK QUESTIONS SOLVED 1. Explain the functions of a commercial bank? Ans: Deleted from syllabus. 2. What is money multiplier? How will you determine its value? What ratios play an important role in the determination of the value of the money multiplier? [3-4 Marks] Ans: When the […]

NCERT Solutions for Class 12 Macro Economics Aggregate Demand and Its Related Concepts NCERT TEXTBOOK QUESTIONS SOLVED Question 1. What is marginal propensity to consume? How is it related to marginal propensity to save?[3-4 Marks] Answer: (i) The ratio of change in consumption (C) to change in income (Y) is known as marginal propensity to consume. […]