Consider the following computer output. (a) Is this a one-sided or a two-sided test? (b) Fill in
Question:
(a) Is this a one-sided or a two-sided test?
(b) Fill in the missing values. You may use bounds for the P-value.
(c) What are your conclusions if α = 0.05? What if α = 0.10?
(d) Find a 95% upper-confidence bound on the difference in the two means.
Transcribed Image Text:
Two-Sample T-Test CI Sample SE Mean Mean StDev 16 22.45 2.98 0.75 25 24.61 5.36 1.1 Difference = mu (1) - mu (2) Estimate for difference: -2.16 T-Test of difference = 0 (vs <) : T-Value = -1.65 P-Value = ? DF = ? %3D 2.
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a This is onesided test because the alternative hypothesis is 1 2 0 b Degrees of freedom 38 Pva...View the full answer
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Related Book For
Applied Statistics And Probability For Engineers
ISBN: 9781118539712
6th Edition
Authors: Douglas C. Montgomery, George C. Runger
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