Question: Question 2-1 It has been suggested that the evening-class students show more variability in their scores than the morning-class students. To test whether this hypothesis

Question 2-1

It has been suggested that the evening-class students showmore variabilityin their scores than the morning-class students. To test whether this hypothesis is true, the teacher collect samples to test the hypothesis. Below, you are given the results of two independent random samples. Use = 0.05.

Morning Class

Evening Class

Sample Size

Sample Mean

Sample Variance

a) Formulate the hypotheses.

Question 2-2

Following the information in 2a, calculate the test statistics (F value) and find critical value to test the hypotheses. What is the conclusion?

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