Question

Calculate the mean, median and mode.
Central Value 45 55 65
75
85 95 105
Frequency 32 65 128 167 136 79
43
Calculate Median Q1, Q3, D1, and D8
19.
(a)
20-21
25-29
40-44
Salary (Rs. 000)
No. of officers
15-19
15
30-34
50
35-39
40
25
30
40
Or
(b)
Find the co-efficient of correlation between
industrial production and export using the
following data and comment on the result.
30 32
32 33
Product (in crore tons): 27 28 29
Exports (in crore tons): 17 18
18 19
19
21
20 21
20.
(a)
Calculate Index number using (i) Paache's
method (ii) Laspeyre's method.
Products Po qo P1 91
A 12 100 20 120
4 200 4
B
с
240
150
8 120 12
20 60 24
D
50
Or​

Answer 1

Answer:

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