Determining five step hypothesis test

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Reference no: EM13109688

Test the null hypothesis that a population mean is 50 against the alternate hypothesis that the mean is not 50.

The data is of ratio level.

A sample of 400 showed a sample mean of 51.5 and a sample standard deviation of 10.

Use the full, formal hypothesis testing format.

What "model" should be used and why?

Reference no: EM13109688

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