When the Professor tells the class the mean on the exam.She/he is using _____.
A)descriptive statistics
B)inferential statistics
C)probabilities of test scores
D)none of these

Question

Quizplus · Accepted Answer

The mean is a measure of central tendency and is used in descriptive statistics to summarize the average score of the class on the exam. The professor is not making any predictions or drawing conclusions beyond the data presented, so it is not inferential statistics. It is also not about the probability of test scores, but about the actual scores obtained by the class.

When the Professor Tells the Class the Mean on the Exam.She/he