Question

Students of the author randomly selected 217 student cars and recorded their ages, and they randomly selected 151 faculty cars and recorded their ages. If using the F test with these data, is it correct to reason that there is no need to check for normality because n1> 30 and n2> 30?
Hypothesis Test of Equal Variances. In Exercises 5 and 6, test the given claim. Use a significance level of α = 0.05 and assume that all populations are normally distributed.


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  • CreatedMay 03, 2015
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