Question

if the mean of 5 observations x,x+2,x+4,x+8,x+8 is 11 find the value of x.​

Answer 1

Answer:

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Mean = Sum of all observations / No. of observations

11 = x + x + 2 + x + 4 + x + 8 + x + 8 / 5

55 = 5x + 22

55-22 = 5x

33 = 5x

x = 33/5

x = 6.6

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Step-by-step explanation: