For the frequency distribution of a set of data, n=200, f(x-240) = 0, f (x−240)2 =11,250 and median =246, find coefficient of skewness and state the type of skewness.
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According to question ,
sum = (16% of 24.2) + (10% of 2.42)
Required sum =
24.2 × 16
+
2.42 × 10
100 100
Required sum = 3.872 + 0.242
∴ Required sum = 4.114
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