c-ㄇmean are 42 and pa perfectly symmetrical distribution, the mode a – InterviewSolution

1.

c-ㄇmean are 42 and pa perfectly symmetrical distribution, the mode and mrespectively. The approximate median of this distribution is,-(A) 47(B) 48(D) 50(C) 49

Answer»

mode = 3 Median - 2 mean

=> 42 = 3×M - 2×49=> 3M = 42+ 98=> M = 140/3 = 46.77 = 47

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