lass 1 /Class 2 Sample size 25 /21 Sample mean 82/ 84 Sample standard deviation 6.2/ 7.6
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Two classes in business statistics showed the following results on a recent test.
Class 1 /Class 2
Sample mean 82/ 84
Sample standard deviation 6.2/ 7.6
Carry out a test to determine whether the difference in the variance of the scores on this test is due to chance variation or is statistically significant with a 0.02 level of significance.
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