Using the following returns, calculate the arithmetic average returns, the variances, and the standard deviations for X and Y.    Year Returns X Y 1 9% 23% 2 27 44 3 16 -6 4 -17 -20 5 18 52     Calculate the arithmetic average return for X. Calculate the arithmetic average return for Y.

Essentials of Business Analytics (MindTap Course List)
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Author:Jeffrey D. Camm, James J. Cochran, Michael J. Fry, Jeffrey W. Ohlmann, David R. Anderson
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Chapter8: Time Series Analysis And_forecasting
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Problem 17P: Consider the following time series: a. Construct a time series plot. What type of pattern exists in...
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Using the following returns, calculate the arithmetic average returns, the variances, and the standard deviations for X and Y.

  

Year Returns
X Y
1 9% 23%
2 27 44
3 16 -6
4 -17 -20
5 18 52

   

Calculate the arithmetic average return for X.
Calculate the arithmetic average return for Y.
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