(Solved) : Statistics 411 . . .

June 27, 2024| admin| 0 Comment| 6:33 pm

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1) Suppose you want to test the claim that μ1 = μ2. Two samples are randomly selected from each

population. If a hypothesis test is performed, how should you interpret a decision that rejects the null

hypothesis?

2) Construct a 90% confidence interval for μ1 – μ2. Two samples are randomly selected from normal

populations. The sample statistics are given below. Assume that σ21 = σ22.

n1 = 10 n2 = 12

x1 = 25 x2 = 23

s1 = 1.5 s2 = 1.9

3) Construct a 95% confidence interval for μ1 – μ2. Two samples are randomly selected from normal

populations. The sample statistics are given

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(Solved) : Statistics 411 . . .

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