(a) What are the highest numbers of years of education completed for these three race categories?

(b) Which group had the lowest median number of years of education, and what is the number of years?

(c) Which group has the largest interquartile range, and what is this value?

(d) What is the interquartile range for male years of completed education in the White race category?

(e) Which race category has the least amount of variability between genders as measured by the interquartile range?