
Measures of Variability Lesson
Presentation
•
Mathematics
•
11th - 12th Grade
•
Medium
Standards-aligned
Elizabeth Borres
Used 2+ times
FREE Resource
5 Slides • 6 Questions
1
Measures of Variability Lesson
Elizabeth Borres
2
Review :
the Range, Median, IQR
3
Multiple Choice
Find the median for the set of numbers:
23, 37, 11, 58, 13, 45
30
23
37
28
4
Multiple Choice
Find the range of the data.
63, 71, 65, 66, 87, 53
32
33
34
35
5
Multiple Choice
Find the median, first quartile, third quartile, and interquartile range of the data.
23, 33, 25, 16, 27, 43, 29, 40, 35
Median: 29
First Quartile: 24
Third Quartile: 37.5
IQR: 13.5
Median: 27
First Quartile: 25
Third Quartile: 35
IQR: 10
Median: 29
First Quartile: 25
Third Quartile: 37.5
IQR: 12.5
Median: 27
First Quartile: 24
Third Quartile: 35
IQR: 11
6
Multiple Choice
Find the median, first quartile, third quartile, and interquartile range of the data.
203, 183, 212, 181, 157, 204, 189, 190
Median: 189
First Quartile: 182
Third Quartile: 203
IQR: 21
Median: 189.5
First Quartile: 182
Third Quartile: 203
IQR: 21
Median: 189
First Quartile: 182
Third Quartile: 203.5
IQR: 21.5
Median: 189.5
First Quartile: 182
Third Quartile: 203.5
IQR: 21.5
7
Multiple Choice
Find the median, first quartile, third quartile, and interquartile range of the data.
32, 53, 72, 66, 47, 54, 49, 67, 71
Median: 54
First Quartile: 49
Third Quartile: 67
IQR: 18
Median: 54
First Quartile: 48
Third Quartile: 69
IQR: 21
Median: 54
First Quartile: 48
Third Quartile: 69
IQR: 22
Median: 54
First Quartile: 49
Third Quartile: 69
IQR: 20
8
Poll
Do you have any questions?
9
At the end of the lesson, the students will be able to:
1. Calculate the Median, Range, MAD, Variance, Standard Deviation and Coefficient of Variations.
10
How to find the MAD?
(MEAN ABSOLUTE DEVIATION)
11
Measures of Variability Lesson
Elizabeth Borres
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