A random sample of 144 bottles of cologne showed an average content of 4 ounces. It is known that the standard deviation of the contents (i.e., of the population) is 0.3 ounces. The point estimate of the mean content of the bottles is
A) 0.3.
B) 4.
C) 144.
D) 2.

Question

Quizplus · Accepted Answer

The point estimate of the mean content of the bottles is equal to the sample mean which is given as 4 ounces.

A Random Sample of 144 Bottles of Cologne Showed an Average