Question

If the mean of five observations x, x+2, x+4, x+6 and x+8 is 11 then the value of x is
a) 5
b) 6
c) 7
d) 8​

Answer 1

Step-by-step explanation:

If the mean of five observations x, x+2, x+4, x+6 and x+8 is 11 then the value of x is

Answer 2

Answer:

the value of X is 7

Step-by-step explanation:

11= X+x+2+x+4+x+6+x+8/5

multuplying the equation by 5,we get

55=5x+20

55-20=5x

35=5x

x=7

hope it helps

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