3. Central Tendency
About this lesson
About this lesson
In this lesson, we focus on the central tendency of data distributions. Central tendency refers the places where the data "clusters". It is one a key statistical concept of any distribution.
Lesson Objectives
Lesson Objectives
After this lesson, students should be able to
explain the difference between the three measures of central tendency
select the most appropriate measure of central tendency for variables
calculate the mean
explain and calculate percentiles
Important Terms
Important Terms
Assigned Reading(s)
Assigned Reading(s)
Healey, Ch3
Bennett, Ch4
Supplemental:
Supplemental:
Motley Fool's article, Here's How Much the Average 50-Something American Has Saved for Retirement, paying particular attention to the different uses of mean and median
Suggested Practice