Problem 10 9 Calculating Returns and Variability Youve observed the following returns on Mary Ann Data Corporations stock over the past five years 12 percent, 12 percent, 19 percent, 24 percent, and 10 percent a What was the arithmetic average return on Mary Anns stock over this five year period (Do not round intermediate calculations and round your final answer to 2 decimal places (e g , 32 16)) Average return b 1 What was the variance of Mary Anns 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 Mary Anns returns over this period (Do not round intermediate calculations and round your final answer to 2 decimal places (e g , 32 16)) Standard deviation rev 02 27 2014 QC 45989, 10 15 2014 QC 562

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Question: Problem 10-9 Calculating Returns and Variability Youve observed the following returns on Mary Ann Data Corporations stock over the past five years: 12 percent, 12

Problem 10-9 Calculating Returns and Variability

Youve observed the following returns on Mary Ann Data Corporations stock over the past five years: 12 percent, 12 percent, 19 percent, 24 percent, and 10 percent.

a.	What was the arithmetic average return on Mary Anns stock over this five-year period? (Do not round intermediate calculations and round your final answer to 2 decimal places. (e.g., 32.16))

Average return

b-1.

What was the variance of Mary Anns 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 Mary Anns returns over this period? (Do not round intermediate calculations and round your final answer to 2 decimal places. (e.g., 32.16))

Standard deviation

rev: 02_27_2014_QC_45989, 10_15_2014_QC_562

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