The following MINITAB output presents the results of a hypothesis test for a mean difference. a. Is
Question:
The following MINITAB output presents the results of a hypothesis test for a mean difference.
a. Is this a left-tailed test, a right-tailed test, or a two-tailed test?
b. Can H0 be rejected at the 0.05 level? Explain.
c. Can H0 be rejected at the 0.01 level? Explain.
Transcribed Image Text:
Paired T for X - Y N Mean StDev SE Mean X 12 134.233 68.376 19.739 Y 12 100.601 94.583 27.304 Difference 12 33.6316 59.511 17.179 95% lower bound for mean difference: 2.7793 T-Test of mean difference = 0 (vs > 0 ): T-Value T-Value = 1.96 P-Value = 0.038
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