Question

A stock analyst wants to determine whether there is a difference in the mean rate of return for three types of stock: utility, retail, and banking stocks. The following output is obtained:


a. Using the .05 level of significance, is there a difference in the mean rate of return among the three types of stock?
b. Can the analyst conclude there is a difference between the mean rates of return for utility and retail stocks? For utility and banking stocks? For banking and retail stocks?Explain.


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  • CreatedDecember 10, 2014
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