PLEASE be sure to round to the correct decimal point You\'ve observed the follow

Question

PLEASE be sure to round to the correct decimal point

You've observed the following returns on Doyscher Corporation's stock over the past five years: -27.0 percent, 15.0 percent, 33.0 percent, 3.0 percent, and 22.0 percent. Requirement 1: What was the arithmetic average return on the stock over this five-year period? (Do not round intermediate calculations. Enter your answer as a percentage rounded to 2 decimal places (e.g., 32.16).) Arithmetic average return 9.2 % Requirement 2: What was the variance of the returns over this period? (Do not round intermediate calculations. Round your answer to 6 decimal places (e.g., 32.161616).) Variance What was the standard deviation of the returns over this period? (Do not round intermediate calculations. Enter your answer as a percentage rounded to 2 decimal places (e.g., 32.16).) Standard deviation %

Explanation / Answer

Return x-xmean (x-xmean)^2 -27% -36% 13.104400% 15% 6% 0.336400% 33% 24% 5.664400% 3% -6% 0.384400% 22% 13% 1.638400% Aritmatic mean 9% Variance 4.226% Standard deviation 20.556% Variance is (x- xmean)^2/N, where N is number of observation Standard deviation is square root of variation

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