1.

Choose the correct answer in each of the following questions: 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»

Choose the correct answer in each of the following questions:
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



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