Explain the term ‘skewness’. What purpose does a measure of skewness serve? Distinguish between Karl Pearson’s and Bowley’s measure of skewness. Which one of these would you prefer and why?

Explain the term ‘skewness’. What purpose does a measure of skewness serve? Distinguish between Karl Pearson’s and Bowley’s measure of skewness. Which one of these would you prefer and why?