The last four years of returns for a stock are as shown$$ here: LOADING....

a$.$ What is the average annual$$ return?

b$.$ What is the variance of the$$ stock's returns?

c$.$ What is the standard deviation of the$$ stock's returns?

Note$$: Notice that the average return and standard deviation must be entered in percentage format. The variance must be entered in decimal format.

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Part $1$

a$.$ What is the average annual$$ return?