In a particular college class, most students are around 20 years of age. But there is a retired third-grader teacher in that class and she is 73 years old. Her age lies outside the normal pattern and would be consider to be a(n):

Question

Quizplus · Accepted Answer

An outlier is a value that lies outside the normal pattern of a dataset. In this case, the retired third-grade teacher's age of 73 is significantly higher than the average age of the other students in the class. Therefore, it can be considered an outlier. Z-score is a statistical concept used for finding how far away an observation is from the mean, variable is a term used to describe any characteristic or quantity that varies or changes within a population, and mean is the average value of a dataset. None of these terms accurately describe the retired teacher's age in this scenario.

In a Particular College Class, Most Students Are Around 20