Consider the following computer output.

(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.