Q. 215.0( 1 Vote )

# If the mean of the following distribution is 27, find the value of p.

We have got

Σfi = 43 + p and Σfixi = 1245 + 15p

mean is given by

( given: mean of pocket allowance is 27)

1161 + 27p = 1245 + 15p

27p – 15p = 1245 – 1161

12p = 84

p = 84/12

p = 7

Thus, p = 7

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