SOLUTION: A hypothesis test is to be performed. Determine the null and alternative hypotheses. A psychologist has designed a test to measure stress levels in adults. She has determined that

SOLUTION: A hypothesis test is to be performed. Determine the null and alternative hypotheses. A psychologist has designed a test to measure stress levels in adults. She has determined that

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Question 939501: A hypothesis test is to be performed. Determine the null and alternative hypotheses.
A psychologist has designed a test to measure stress levels in adults. She has determined that nationwide the mean score on her test is 20. A hypothesis test is to be conducted to determine whether the mean score for trial lawyers exceeds the national mean score.
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!
Ho: u[T] - 20 = 0
Ha: u[T] - 20 > 0

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