If rhe mean of the following data is 6. Find the value of p .x 2,4,6,10 p+5.f 3,2,3,1,2

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Solution

Solution:
Given:

Mean = 6

xi - 2 | 4 | 6 | 10| p+5
fi - 3 | 2 | 3 | 1 | 2
fixi- 6 | 8 | 18 | 10 | 2p+10

Σfi = 11
Σfixi = 52+2p

Mean = Σfixi / Σfi

6 = (52+2p) / 11
6×11 = 52 +2p
66 = 52 +2p
66 - 52 = 2p
14 = 2 p
p = 14 / 2 = 7

P = 7

Hence, the value of p is 7.

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