Below I the Data on Corporate Profitability (five -year average return on equity), From Companies of six Industries: Diploma in Business Management Assignment, WMC, Singapore

Assignment Questions:

Below I the data on corporate profitability (five -year average return on equity), from companies of six industries

(1) For each of the four industry groups in the data set, find the mean and the median.

(2) For each oof the industry groups in the data set, find the range, the variance, and the standard deviation.

(3) Construct a box plot for each industry group. Also construct a box for the entire data set, ignoring industry classification.