Assume that the population standard deviations are

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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 45 60
Sample Mean 500 775
SampleStandard Deviation 25 55

What is the null hypothesis? Alternative hypothesis?

What is the computed value of the test statistic t?

Reference no: EM13624592

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