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Given the Following Information About a Hypothesis Test of the Difference

Question 36

Multiple Choice

Given the following information about a hypothesis test of the difference between two means based on independent random samples, which one of the following is the correct rejection region at a significance level of .05? HA: μA > μB, Given the following information about a hypothesis test of the difference between two means based on independent random samples, which one of the following is the correct rejection region at a significance level of .05? H<sub>A</sub>: μ<sub>A</sub> > μ<sub>B</sub>, <sub>1</sub> = 12, <sub>2</sub> = 9, s<sub>1</sub> = 4, s<sub>2</sub> = 2, n<sub>1</sub> = 13, n<sub>2</sub> = 10. A) Reject H<sub>0</sub> if t > 1.96. B) Reject H<sub>0</sub> if t > 1.645. C) Reject H<sub>0</sub> if t > 1.721. D) Reject H<sub>0</sub> if t > 2.08. E) Reject H<sub>0</sub> if t > 1.782. 1 = 12, Given the following information about a hypothesis test of the difference between two means based on independent random samples, which one of the following is the correct rejection region at a significance level of .05? H<sub>A</sub>: μ<sub>A</sub> > μ<sub>B</sub>, <sub>1</sub> = 12, <sub>2</sub> = 9, s<sub>1</sub> = 4, s<sub>2</sub> = 2, n<sub>1</sub> = 13, n<sub>2</sub> = 10. A) Reject H<sub>0</sub> if t > 1.96. B) Reject H<sub>0</sub> if t > 1.645. C) Reject H<sub>0</sub> if t > 1.721. D) Reject H<sub>0</sub> if t > 2.08. E) Reject H<sub>0</sub> if t > 1.782. 2 = 9, s1 = 4, s2 = 2, n1 = 13, n2 = 10.


A) Reject H0 if t > 1.96.
B) Reject H0 if t > 1.645.
C) Reject H0 if t > 1.721.
D) Reject H0 if t > 2.08.
E) Reject H0 if t > 1.782.

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