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Conduct a two-tailed hypothesis test given the information below.

Assume that the population standard deviations are equal for income mutual funds and growth mutual funds. Use the following sample data to test whether there is a difference in the mean yields of the two funds at the 0.05 level of significance.

Income Growth
Sample Size 35 40
Sample Mean 900 875
Sample Standard Dev 35 45

What is the null hypothesis?

What is the computed value of the test statistic t?

What is the p value for this test statistic?

What decision is made about the null hypothesis using an α = 0.05?

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