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Please make sure to display your thought process? It is imperative to be able to follow...

Please make sure to display your thought process? It is imperative to be able to follow how the answer was deduced. Please be as thorough as possible. Please address all parts of this question.

State the null and alternative hypotheses in each case.

A) A hypothesis test is used to potentially provide evidence that the population mean is more than 52.

B) A hypothesis test is used to potentially provide evidence that the population mean is not equal to 7.

C) A hypothesis test is used to potentially provide evidence that the population mean is less than 15.

Math   Statistics-And-Probability   
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Answer #1

a) As we are testing here, whether the mean is more than 152, therefore the null and the alternate hypothesis here are given as:

b) As we are trying to test here whether population mean is not equal to 7, therefore the null and the alternate hypothesis here are given as:

c) As we are testing here whether the mean is less than 15, therefore the null and the alternate hypothesis here are given as:

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