Q. 235.0( 2 Votes )

The mean of the following data is 8.


The value of p is
A. 23

B. 24

C. 25

D. 21

Answer :

Given: Mean = 8



Mean =


8 =


On cross multiplying both the sides we get,


303 + 9p = 8(41 + p)


303 + 9p = 328 + 8p


9p – 8p = 328 – 303


p = 25

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