Question: As the U S economy cools down investors look to emerging

As the U.S. economy cools down, investors look to emerging markets to offer growth opportunities. In China, investments have continued to grow. Suppose that a random sample of 15 investments in U.S. corporations had an average annual return of 3.8% and standard deviation of 2.2%. For a random sample of 18 investments in China, the average return was 6.1% and the standard deviation was 5.3%. Conduct a test for equality of population means using α = 0.01.

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