Question Description
Chapter 7 Homework
1) Identify Whether to Use a One-tailed or Two-tailed Test Given H0: p ≥ 80% and Ha: p < 80%,determine whether the hypothesis test is left-tailed, right-tailed, or two-tailed.
2) A car maker claims that its new sub-compact car gets better than 47 miles per gallon on the highway.Determine whether the hypothesis test for this is left-tailed, right-tailed, or two-tailed.
3) The owner of a professional basketball team claims that the mean attendance at games is over 30,000and therefore the team needs a new arena. Determine whether the hypothesis test for this claim is
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