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Index Numbers

Question
CBSEENST11024699

Given the following data and assuming 1980 as the base year find the index number of the prices of different commodities for the year 1997:

Commodity

A

B

C

D

E

Price in 1980

20

16

5

18

25

Price in 1987

12

11

6

15

26

Solution

Commodity

1980(Po)

1997 (P1 )

A

26

12

B

16

11

C

5

6

D

8

15

E

25

26

 

ΣP0= 80

ΣP1 =70