Question: What is the 98% confidence interval for the difference in the population means, 1 - 2, given: What is the 98% confidence interval for the

What is the 98% confidence interval for the difference in the population means, 1 - 2, given:

What is the 98% confidence interval for the difference in the population means, 1 - 2, given:

n1= 22 xbar1 = 41.2 s1 = 5.9

n2= 19 xbar2 = 43.2 s2= 6.5

C. [-3.18, -0.42]

D. [-3.48 , -0.12]

B. [-3.07 , -0.53]

A. [-3.12, -0.48]

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