# Question: Refer to the information given in Exercise 10 4 Test at

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 σ1 = 5.22

n2 = 675 2 = 1.54 σ1 = 6.80

n1 = 650 1 = 1.05 σ1 = 5.22

n2 = 675 2 = 1.54 σ1 = 6.80

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