Question: Refer to the information given in Exercise 10.17. Test at a 1% significance level if 1 is less than 2. n1 = 21 1 =

Refer to the information given in Exercise 10.17. Test at a 1% significance level if µ1 is less than µ2.
n1 = 21 1 = 13.97 s1 = 3.78
n2 = 20 2 = 15.55 s1 = 3.26

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