Question: Comparison of standard deviations. Here are some summary statistics from two independent samples from Normal distributions: Sample n s2 1 10 3.2 2 16 11.5

Comparison of standard deviations. Here are some summary statistics from two independent samples from Normal distributions:

Sample n s2 1 10 3.2 2 16 11.5 You want to test the null hypothesis that the two population standard deviations are equal versus the two-sided alternative at the 5% significance level.

(a) Calculate the test statistic.

(b) Find the appropriate value from Table E that you need to perform the significance test.

(c) What do you conclude?

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