Question

The mean of 6, 8, 5, x and 4 is 7. Find the value

Answer 1

Mean=7

Number of observations=5

Sum of observations=6+8+5+X+7

Mean=Sum of observations/Number of observations

7=6+8+5+X+7/5

7=26+X/5

26+X=35

X=35-26

X=9

Hope this will help you.

Answer 2

Answer:

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