A sample of 25 units yields a sample mean of 14 and a


What about this hypothesis test?

H0: mean <= 12

Ha: mean > 12

A sample of 25 units yields a sample mean of 14 and a sample standard deviation of 4.32. Do we have statistical significance if our alpha value is .05?

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Basic Statistics: A sample of 25 units yields a sample mean of 14 and a
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