Question

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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