Market Supply Curve

Q.

Give a few examples of public sector activities and explain why the government has taken them up.

Q. Calculate the coefficient of correlation for the following ages of husbands and wives in years at the time of their marriage.

Age of Husbands	:	23	27	28	28	29	30	31	33	35	36
Age of Wives	:	18	20	22	27	21	29	27	29	28	29

Q. Find Karl Pearson's coefficient of correlation from the following index numbers and interpret it.

Wages (₹)	:	100	101	103	102	100	99	97	98	96	95
Cost of living	:	98	99	99	97	95	92	95	94	90	91

Q.

If in the previous question, each worker is given a hike of 10% in wages, how are the mean and standard deviation values affected?

Q. How does money supply help in controlling the situation of deficient demand?

Q.

State theory of production and distribution

Q. Calculate correlation coefficient between X, the number of rainy days per month and Y, the number of rain coats sold in that month in a certain shop for 12 months. Interpret the results.

X	:	14	8	18	10	22	9	3	5	6	11	13	13
Y	:	15	11	20	12	15	7	3	4	7	10	11	29

Q. Calculate product moment correlation between age of cars and annual maintenance cost and comment.

Age of cars (years)	:	2	4	6	7	8	10	12
Annual maintenance ​Cost (in ₹)	:	1600	1500	1800	1900	1700	2100	2000