If the mean of five observations x,x+2,x+4,x+6,x+8 is 11 find x
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Mean is equivalent to sum of given quantity over no.of given quantity
X+x+ 2+x+4+x+6+x+8/5. =11
5x + 20=55
5x= 35
X=7
adhish11:
What is this 11?
11 is the mean of given equation
ok.thnx
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Answered by
3
Mean = sum of the observation / no. of observation
11 = x + x+2 + x+4+x+6+x+8 / 5
55 = 5x + 20
5x = 55-20
5x = 35
x = 7
11 = x + x+2 + x+4+x+6+x+8 / 5
55 = 5x + 20
5x = 55-20
5x = 35
x = 7
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