P12-9 Calculating Returns and Variability (LO1) You've observed the following returns on Crash-n-Burn Computer's stock over the past five years: 4 percent, -14 percent, 24 percent, 18 percent, and 12 percent. Requirement 1: What was the average return on Crash-n-Burn's stock over this five year period? (Click to select) Requirement 2: (a)What was the variance of Crash-n-Burn's returns over this period? (Do not round intermediate calculations.) (Click to select) (b)What was the standard deviation of Crash-n-Burn's returns over this period? (Do not round intermediate calculations.) (Click to select) v You've observed the following ret five years: 4 percent, -14 percent, Requirement 1: What was the average return on Ci (Click to select) v 11.00% variance of Cras calculations.) 9.59% 8.80% 7.13% standard deviation ediate calculations 10.47% Requirement 2: (a)What was the variance of Cra intermediate calculations.) (Click to select) y (Click to select (b) andard deviatio 0.01759 ate calculations 0.01738 0.01977 0.02172 0.02233 (CH (Click to select) Re 13.18% (a) 14.74% ariance of Crash culations.) 11.94% (b) 14.94% andard deviation ate calculations. 17.54% (Click to select)