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statistics

mu=78
population std deviation=12
Normal Distribution
n=16
alpha level=.05

* compute the power of the hypothesis test if the program has a 3-point effect.
I came up with 83.88 %

* compute the power of the hypothesis test if the program has a 6-point effect.

I looked at the example in the book and I'm just not understanding! Help. Thanks.

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Jenna

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