Question

if the mean of 5 observations x , x+2 , x+6 , x+8 is 11. Then find the value of x

Answer 1

Give all observation4 are there

Answer 2

Mean of observation is 11,
so,
x+x+2+x+6+x+8/4=11
4x+16=44
4x=44-16
x=28/4
x=7
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