Problem

Example $4$ Colculate the moment coefficient of skewness for the following distribution
$C4a+4$ $xn$ $y$ $2676$ $76126$ $126-176$ $176-226$ $225-275$ $27b-325$ $325x$
$a$ $13$ $20$ $12$ $23$ $17$
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Probability and Statistics

Solution

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15. Calculate Bowley's coefficient of skewness from the following $dist\pi ibation$
$|$ Age below (in $0$ $25$ $30$ $35$ $40$ $45$ $50$ $55$
No. of employees $8$ $20$ $40$ $65$ $80$ $92$ $100$
[Delhi Univ. B.Com. (P) 2004

Probability and Statistics