Question: Money magazine reports percentage returns and expense ratios for stock

Money magazine reports percentage returns and expense ratios for stock and bond funds.
The following data are the expense ratios for 10 midcap stock funds, 10 small-cap stock funds, 10 hybrid stock funds, and 10 specialty stock funds (Money, March 2003).
Use α = .05 to test for any significant difference in the mean expense ratio among the four types of stock funds.


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  • CreatedSeptember 20, 2015
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