4 று 42022
34. Calculate Fisher’s index number from the following data and check whether Fishers ideal index

number satisfies all the tests
1980 1990
Commodities Price Quantity Price Quantity
A 5 50 6 2 54
8 8 16, 8 20
0 3 30 4 32
D 10 40 12 60
E 12 60 15 96

35. Calculate (i) GFR, (ii) SFR, (iii) TFR and (iv) general reproduction rate from the following data :
Age group of child
bearing females : 15-19 20-24 25-29 30-34 35-39 40-44 45-49

Number of women
(000) | 16 16.4 15.8 15.2 14.8 16 14.5
Total births ह 260 ` 2244 1894 1320 916 280 145

36. A bag contains 4 white balls, 3 red balls and 3 blue balls. Three balls are drawn at random. Find
the probability that the drawn balls are (i) 2 white and a blue ball, (ii) at least one ball of each

colour.

(2 x 12 = 24 marks)