Question
1024 3072 384 1152 145
432 In each of these questions a number series is given. In each series only one number is wrong. Find out the wrong number.Solution
1024 x 3 = 3072 3072/ 8 = 384 384 x 3 = 1152 1152/ 3 = 144 144 x 3 = 432
Approximately, the coefficient of variation for the given data where Pearson's second measure of skewness = 0.42, arithmetic mean- 86 and median 80, is:


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