Question

from the following table compute quartile deviation coefficient and skewness from the quartiles and median x 4-8 8-12 12-16 20-24 24-28 28-32 32-36 3640 frequency 6 10 18 30 15 Ji12 10 6 2 ?????
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Answer 1

1. 143759181143759181143759181143759181
2. 3365143759181143759181143759181143759181