The following MINITAB output presents the results of a hypothesis test for the difference X ??

Question:

The following MINITAB output presents the results of a hypothesis test for the difference μ_X?? μ_Ybetween two population means.

a. Is this a one-tailed or two-tailed test?

b. What is the null hypothesis?

c. Can H₀ be rejected at the 1% level? How can you tell?

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Statistics For Engineers And Scientists

ISBN: 9780073401331

4th Edition

Authors: William Navidi

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Question Posted: Nov 16, 2018 05:19 AM

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The following MINITAB output presents the results of a hypothesis test for the difference X ??

Question:

Two -sample I for X vs Y N 10 10 Mean 39.31 29.12 StDev 8.71 4.79 SE Mean 2.8 1.5 Y Difference = mu (X) – mu (Y) Estimate for difference: 10.1974 95% lower bound for difference: 4.6333 T-Test of difference = 0 (vs >): T-Value = 3.25 P-Value = 0.003 DF = 13

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