Question

# The table below shows annual returns for stocks of companies X and Y. Calculate the arithmetic...

 The table below shows annual returns for stocks of companies X and Y. Calculate the arithmetic average returns. In addition, calculate their variances, as well as their standard deviations.

PLEASE SHOW ALL STEPS AND I WILL RATE! THANK YOU

 Returns Year X Y 1 12 % 24 % 2 30 45 3 19 -10 4 -20 -24 5 21 53

 Requirement 1: (a) The arithmetic average return of company X's stock is: (Click to select)14.01%15.13%10.04%12.40%15.50%

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 (b) The arithmetic average return of company Y's stock is: (Click to select)17.60%19.89%14.26%21.47%22.00%

 Requirement 2: I have tried this many times and I cannot get the correct answer. (a) The variance of company X's stock returns is: (Do not round intermediate calculations.) (Click to select)0.036812, 0.029913, 0.036930, 0.046014, 0.046163

 (b) The variance of company Y's stock returns is: (Do not round intermediate calculations.) (Click to select)0.141787, 0.105385, 0.113430, 0.131731, 0.091878

 Requirement 3: (a) The standard deviation of company X's stock returns is: (Do not round intermediate calculations.) (Click to select)21.45%24.02%19.09%15.57%19.22%

 (b) The standard deviation of company Y's stock returns is: (Do not round intermediate calculations.) (Click to select)33.68%36.29%32.46%27.28%42.10%

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