28. Consider the following probability distribution of stock returns for Sigma Corporation: Return R Probabili

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answerhappygod
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28. Consider the following probability distribution of stock returns for Sigma Corporation: Return R Probabili

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28. Consider the following probability distribution of stock
returns for Sigma Corporation:

Return R Probability

PR
20%
20%
0%
40%
-30%
40%

The standard deviation for Sigma Corporation stock is closest
to:
A) 17%
B) 18%
C) 19%
D) 20%
Ans: C
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