Q: A categorical variable has three categories with the following frequencies of occurrence: a. Compute the percentage of values in each category. b. Construct a bar chart. X c. Construct a pie chart. d. Construct a Pareto diagram. e. Compute the mean, median, mode, and geometric mean. f. Compute the range, variance, standard deviation, and coefficient of variation. Useful formulas: n s Category A B C XG=(XXXXA XX,)* S = n X + X + A + X 11 (x,-X)* n-1 JE Frequency 13 28 9 (x,-X) n-l cv-( * )-100 CV