Question

If the mean of 8,5,2x6,5 is 6, then find the value of x.

Answer 1

Answer:

MEAN=SUM OF OBSERVATION / NUMBER OF OBSERVATIONS

SO, 8+5+2+X+6+5=6

26+X=6

X=6/26

X=3/13 ANS

Answer 2

Answer:

Given,

the data are: 8,5,2,x,6,5

the mean is 6

A/Q,

8+5+3+x+6+5. = 6

6

x+ 27 = 6×6

x = 36- 27

Therefore x= 9

Required number is 9

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