A manufacturer claims that the mean amount of juice in its 16 ounce bottles are 16.1 ounces.
A consumer advocacy group wants to perform a hypothesis test to determine whether the mean amount is actually less than this.
A)Lower-tailed
B)Two-sided
C)Upper-tailed

Question

Quizplus · Accepted Answer

The consumer advocacy group is specifically interested in testing if the mean amount is less than 16.1 ounces, which indicates a lower-tailed test.

A Manufacturer Claims That the Mean Amount of Juice in Its