4. Using the following returns, calculate the arithmetic average returns, the variances, and the standard deviations for X and Y. Year 1 AWN- 5 Returns X Y 13% 24% 31 45 20 -11 -21 -25 53 22 a. Calculate the average return for X. b. Calculate the average return for Y. c. Calculate the variance for X. d. Calculate the variance for Y. e. Calculate the standard deviation for X. f. Calculate the standard deviation for Y.

4. Using the following returns, calculate the arithmetic average returns, the variances, and the standard deviations for X and Y. Year 1 AWN- 5 Returns X Y 13% 24% 31 45 20 -11 -21 -25 53 22 a. Calculate the average return for X. b. Calculate the average return for Y. c. Calculate the variance for X. d. Calculate the variance for Y. e. Calculate the standard deviation for X. f. Calculate the standard deviation for Y.

Essentials of Business Analytics (MindTap Course List)

2nd Edition

ISBN:9781305627734

Author:Jeffrey D. Camm, James J. Cochran, Michael J. Fry, Jeffrey W. Ohlmann, David R. Anderson

Publisher:Jeffrey D. Camm, James J. Cochran, Michael J. Fry, Jeffrey W. Ohlmann, David R. Anderson

Chapter8: Time Series Analysis And_forecasting

Section: Chapter Questions

Problem 17P: Consider the following time series: a. Construct a time series plot. What type of pattern exists in...

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