Consider the following two statistical inference situations: I. A technician at a water-bottling facility wishes to test whether one of the filling machines is delivering less fluid per bottle than it is intended to deliver.
II) Another technician at this same facility wished to determine the number of milliliters of water being delivered per bottle for the filling machine in question.
Which of these inference situations are hypothesis testing problems?
A)I only
B)II only
C)both I and II
D)neither I nor II
E)Situations such as I and II are not suitable for statistical inference.

Question

Quizplus · Accepted Answer

Situation I involves testing a specific claim (whether the machine is delivering less fluid than intended), which is a hypothesis testing problem. Situation II involves estimating a parameter (the number of milliliters delivered per bottle), which is an estimation problem, not hypothesis testing.

Consider the Following Two Statistical Inference Situations: I