A car maker claims that its new sub-compact car gets better than 49 miles per gallon on the highway. Determine whether the hypothesis test for this is left-tailed, right-tailed, or two-tailed.
A)right-tailed
B)left-tailed
C)two-tailed

Question

Quizplus · Accepted Answer

The hypothesis is testing if the mileage is greater than a certain value (49 miles per gallon), which means we are looking at values to the right of 49 on the number line, making it a right-tailed test.

A Car Maker Claims That Its New Sub-Compact Car Gets