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Question: A teacher wishes to compare two different groups of students with respect to their mean time to complete a standardized test. The time required is determined for each group. The data summary is given below. Test the claim at α= 0.05, that there is no difference in variance. Give the critical region, test statistic value, & conclusion for the F test.

n1=60, s1=24
n2=120, s2=28
α= 0.05

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