Mean-Median-Mode.ppt sscx dxvcsscx dvscvvdfc
- 1. Mean, Median, Mode, Mean, Median, Mode, and Range and Range SOL 6.19 SOL 6.19
- 2. Measures of Central Tendency Measures of Central Tendency Circle the measures of central Circle the measures of central tendency below. tendency below. (Hint: There (Hint: There are only 3 measures of central are only 3 measures of central tendency.) tendency.) Mean Median Mode Range
- 3. What’s an What’s an outlier outlier?! ?! outlier out- pref. In a way that surpasses, exceeds, or goes beyond: outdistance. -er suff. One that undergoes a specified action: broiler. lie verb. to be found or located in a particular area or place: The fault lies here. –noun 1. a person or thing that lies outside. number
- 4. Find the outlier(s) Find the outlier(s) 1. 1. 12, 22, 40, 17, 29, 72, 38 12, 22, 40, 17, 29, 72, 38 2. 2. 90, 80, 75, 7, 67, 82 90, 80, 75, 7, 67, 82 3. 3. 101, 210, 184, 18, 156, 989, 204 101, 210, 184, 18, 156, 989, 204
- 6. Problem 1 Problem 1 Student Student Ages Ages Andrew Andrew 13 13 Ansley Ansley 10 10 Jackson Jackson 7 7 Tyler Tyler 6 6 Hannah Hannah 14 14 Mean = 10 Median = 10 Mode = none Range = 8
- 7. Problem 4 Problem 4 Snowfall in Inches 2 6 5 4 3 0 1 Mean Mean 3 inches 3 inches Median Median 3 inches 3 inches Mode Mode none none Range Range 6 inches 6 inches
- 8. Problem 5 Problem 5 • Quiz Grades Quiz Grades 72 72 60 60 80 80 68 68 72 72 86 86 Mean Mean 73 73 Median Median 72 72 Mode Mode 72 72 Range Range 26 26
- 9. Summary of the Measures of Summary of the Measures of Central Tendency Central Tendency Measures of Central Tendency Best used to describe data when… Mean Median Mode The data has no outliers The data has outliers The data has many repeated numbers