Box and whisker plots are often useful for determining whether two populations have distributions that might each be normally distributed

The DuPont system allows us to break down the return on equity into:

A. return on assets and the financial leverage ratio. B. profit margin, the tax retention ratio, and inventory turnover. C. gross profit margin, total asset turnover, and the debt-to-equity ratio.

The hypergeometric random variable x counts the number of successes in the draw of 3

elements from a set of 8 elements containing 4 successes. List the possible values of x. What will be an ideal response?