Question

Calculate Karl Pearson's coefficient of skewness from the following
data.
Class 10-20 10-30 10-40 10-50 10-60 10-70 10-80 10-90
Frequency 4 16 56 97 124 137 146 150​

Answer 1

Answer:

The frequency distribution is bi-modal, so using Karl-Pearson’s coefficient of skewness for ill-defined data: = 3(X -m)/σ Let C.I and f be the Age and no.of persons The distribution is negatively skewed. Read more on Sarthaks.com - https://www.sarthaks.com/587927/calculate-karl-pearsons-coefficient-of-skewness-from-the-following-data