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Mean = sum of observations/ Number of observations
Mean = 13
Number of observations = 5
13 = x + x + 4 + x + 8 + x + 12 + x + 16/5
13 x 5 = 5x + 40
65 - 40 = 5x
5x = 25
x = 5
Value of x = 5
Mean = 13
Number of observations = 5
13 = x + x + 4 + x + 8 + x + 12 + x + 16/5
13 x 5 = 5x + 40
65 - 40 = 5x
5x = 25
x = 5
Value of x = 5
anil36:
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