# Sample data to test the hypothesis with a two tailed test

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A sample of n=9 score is obtained from a normal population with σ=12 and the sample mean is M=60.

1. Use the sample data to test the hypothesis with a two tailed test and

α=.05 and the mean populations is ϻ=65 and ϻ=55.

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a sample of n=9 score is obtained from a normal population with σ=12 and the sample mean is M=60.

1. Use the sample data to test the hypothesis with a two tailed test and

α=.05 and the mean populations ...

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