Youve observed the following returns on Crash-n-Burn Computers stock over the past five years: 3 percent, -14 percent, 27 percent, 15 percent, and 13 percent.

Requirement 1:

What was the arithmetic average return on Crash-n-Burns stock over this five year period?

choices:

8.80%

7.13%

9.59%

10.47%

11.00%

Requirement 2:
(a)	What was the variance of Crash-n-Burns returns over this period? (Do not round intermediate calculations.)
	choices: 0.01882 0.01905 0.02412 0.02140 0.02352

(b)	What was the standard deviation of Crash-n-Burns returns over this period? (Do not round intermediate calculations.)
	choices: 18.25% 15.53% 15.34% 12.42% 13.72%