a Average Return =( 12%-12%+19%+24%+10%)/5 = 10.60%
b-1 Variance =((12%-10.60%)2 + (-12%-10.60%)2
+ (19%-10.60%)2 + (24%-10.60%)2
+ (10%-10.60%)2 )/(5-1) = 0.01908
b-2. Standard Deviation = Variance0.5 =
0.019080.5 = 13.81%
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Problem 12-9 Calculating Returns and Variability [LO1] You've observed the following returns on Crash-n-Burn Computer's stock...
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