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(Solved): 4. Historically, the GPA of students first three university semesters at UFV have averaged 2.80 wit ...




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4. Historically, the GPA of students first three university semesters at UFV have averaged 2.80 with a standard deviation of 71 . Curipus as to whether remote learning has led to an increase or decrease in average GPA for students' first three university semesters at UFV, Dr. Gill randomly samples 35 students who began their university education in the Fall of 2020 and observes their average GPA to be 3.05. Using an alpha level of .05, conduct the appropriate statistical test to evaluate Dr. Gill's research question (10 points). a. State the population distribution(s) b. State the appropriate hypotheses c. State the assumption(s) of the test d. Identify the test statistic and deduce the appropriate null distribution (i.e., if-then link) e. Specify alpha and choose a decision rule f. Run the test and make a decision g. Provide a brief APA-style write up of the statistical test, in two or three sentences


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