Mean, Median, Mode, and Range

Mean, Median, Mode, and Range SOL 6.19

Measures of Central Tendency Mode Mean Range Median Circle the measures of central tendency below. (Hint: There are only 3 measures of central tendency.)

What’s an outlier?! out-pref. In a way that surpasses, exceeds, or goes beyond: outdistance. -ersuff. One that undergoes a specified action: broiler. –noun 1. a person or thing that lies outside. outlier lieverb. to be found or located in a particular area or place: The fault lies here. number

Find the outlier(s) • 12, 22, 40, 17, 29, 72, 38 • 90, 80, 75, 7, 67, 82 • 101, 210, 184, 18, 156, 989, 204

Matching! Mean Middle Median Difference Mode Most Average Range

Problem 1 Mean = 9 Median = 7 Mode = 6 and 13 Range = 7

Problem 2 Mean = 12 Median = 12 Mode = 7 Range = 12

Problem 3 Mean = 5,000 Median = 4,000 Mode = 3,000 Range = 10,000

Problem 4 Snowfall in Inches 2 6 5 4 3 0 1

Problem 5 • Quiz Grades72 60 80 68 72 86

Summary of the Measures of Central Tendency Measures of Central Tendency Best used to describe data when… Mean The data has nooutliers Median The data has outliers Mode The data has many repeatednumbers

Mean, Median, Mode, and Range