A statistics professor asked students in a class their ages. On the basis of this information, the professor states that the average age of all the students in the university is 24 years. This is an example of
A)a census
B)descriptive statistics
C)an experiment
D)statistical inference

Question

Quizplus · Accepted Answer

This is an example of statistical inference because the professor is making a generalization about the entire university population based on the sample of students in the class.

A Statistics Professor Asked Students in a Class Their Ages