3. You’ve observed the following returns on Regina computer stock over the past five years: 7%, -12%, 11%, 38% and 14% a.) What was the arithmetic average return on Regina stock over this five-year period? b.) What was the variance of Regina returns over this period? The standard deviation?

Economics:
10th Edition
ISBN:9781285859460
Author:BOYES, William
Publisher:BOYES, William
Chapter31: Capital Markets
Section: Chapter Questions
Problem 8E
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3. You’ve observed the following returns on Regina computer stock over the past five years: 7%, -12%, 11%, 38% and 14%

a.) What was the arithmetic average return on Regina stock over this five-year period?

b.) What was the variance of Regina returns over this period? The standard deviation? 

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