Question

2) If the mean of 5 observations x, x+2, X+4. x+6,x+8 is 10, then find the value of x
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Answer 1

Answer:

sum of observations = 5*10 = 50

5x + 20 = 50

5x = 30

x = 6 (Ans)

Answer 2

Hey it is too easy I can't answer