Saturday 21 April 2018

You’ve observed the following returns on Crash-n-Burn Computer’s stock over the past five years: 14 percent, –7 percent, 17 percent, 15 percent, and 10 percent.

Problem 12-9 Calculating Returns and Variability [LO1]
You’ve observed the following returns on Crash-n-Burn Computer’s stock over the past five years: 14 percent, –7 percent, 17 percent, 15 percent, and 10 percent.

a.
What was the arithmetic average return on Crash-n-Burn’s stock over this five-year period? (Do not round intermediate calculations. Enter your answer as a percent rounded to 1 decimal place, e.g., 32.1.)

  Average return %  

b-1
What was the variance of Crash-n-Burn’s returns over this period? (Do not round intermediate calculations and round your answer to 5 decimal places, e.g., 32.16161.)

  Variance  

b-2
What was the standard deviation of Crash-n-Burn’s returns over this period? (Do not round intermediate calculations. Enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.)

  Standard deviation %  

 
Explanation:

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