Question: Refer to the information given in Exercise 10.18. Test at a 1% significance level if the two population means are different n1 = 55 1

Refer to the information given in Exercise 10.18. Test at a 1% significance level if the two population means are different
n1 = 55 1 = 90.740 s1 = 11.60
n2 = 50 2 = 86.30 s1 = 10.25

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Refer to the information given in Exercise 10.18. Test at a 5% significance level if 1 is greater than 2. n1 = 55 1 = 90.740 s1 = 11.60 n2 = 50 2 = 86.30 s1 = 10.25

Refer to the information given in Exercise 10.4. Test at a 1% significance level if the two population means are different. n1 = 650 1 = 1.05 1 = 5.22 n2 = 675 2 = 1.54 1 = 6.80

Refer to the information given in Exercise 10.60. Test at a 1% significance level if the two population proportions are different. n1 = 300, p1 = 55, n2 = 200, p2 = .62

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