Question

The past five monthly returns for PG&E are −3.17 percent, 3.88 percent, 3.77 percent, 6.47 percent, and 3.58 percent. Compute the standard deviation of PG&E's monthly returns. (Do not round intermediate calculations and round your final answer to 2 decimal places.)

Answer 1

Answer:

3.22%

Explanation:

Standard Deviation is the quantity that shows how much a each element of a group differs from the mean of the group on average.  

Standard Deviation of the PG&E's monthly return is 3.22%. All the calculations and workings are done in an MS Excel file, which is attached with this answer, please find it.

Download xlsx