Question
9, 10, 12, 18, 42,
160 Find the wrong number in the given number seriesÂSolution
ATQ, 9 + 1! = 10 10 + 2! = 12 12 + 3! = 18 18 + 4! = 42 42 + 5! = 162 Therefore, 162 should come in place of 160.
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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