Mathematics, 23.10.2019 01:30, MayFlowers

An investor believes that investing in domestic and international stocks will give a difference in the mean rate of return. they take two random samples of 15 months over the past 30 years and find the following rates of return from a selection of domestic (group 1) and international (group 2) investments. can they conclude that there is a difference at the 0.10 level of significance

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An investor believes that investing in domestic and international stocks will give a difference in t...