# Question

The following output from MINITAB presents a confidence interval for the mean difference between matched pairs.

a. Is this a left-tailed test, a right-tailed test or a two-tailed test?

b. How many degrees of freedom are there?

c. Can you reject H0 at the a = 0.05 level?

a. Is this a left-tailed test, a right-tailed test or a two-tailed test?

b. How many degrees of freedom are there?

c. Can you reject H0 at the a = 0.05 level?

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