The last four years of returns for a share are as follows:
Year |
1 |
2 |
3 |
4 |
Return |
−4.4% |
28.5% |
12.1% |
4.2% |
a. What is the average annual return?
b. What is the variance of the share's returns?
c. What is the standard deviation of the share's returns?
Note: Enter your answers for the average return and standard deviation as percentages. For the variance, enter your answer as a decimal number.
a. The average return is .................... %. (Enter your response as a percent rounded to two decimal places.)
b. The variance of the returns is .................... (Round to five decimal places.)
c. The standard deviation is .................... %. (Enter your response as a percent rounded to two decimal places.)
a. The average return is 10.10 %.
b. The variance of the returns is 0.01959
c. The standard deviation is 14.00 %.
Calculations as below:
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