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Ohio University offers a study skills course: Seating, classroom tips, study habits, time management, organization, etc. i discussed in the course. The population mean grafor

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Ohio University offers a study skills course: Seating, classroom tips, study habits, time management, organization, etc. i discussed in the course. The population mean grafor students who do not take the study skills course is 2.65 with a standard deviation of .20. An instructor of the study skills course predicts that the mean mof students who take the study skills course is higher. A random sample of 25 students who took the study skills course is selected and the mean mof the sample is 2.80. Do the students who take the study skills course have a significantly higher m? Use a=.01. 1. State your hypotheses in symbols (include both Ho and H1). 2. Set up the criteria for making a decision. That is find the critical value. Use a=.01. 3. Compute the appropriate statistical test. 4. Make decision about Ho: lieject H0 or Retain Ho (Fail to Reject Ho) 5. Write conclusion: l 71': 'C I, _(l') :l'i

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