Measures of Center
Presentation
•
Mathematics
•
6th - 8th Grade
•
Hard
Joseph Anderson
FREE Resource
6 Slides • 6 Questions
1
Introduced in L53
2
What is the most common height?
What is the least common height?
3
Learning: I will use measures of center to interpret data
Habit: I will take beautiful notes
4
I know how to find mean, median, mode and range
I can find measures of center from lists and graphs
5
Mean = sum divided by number of numbers
Median = middle of an ordered set
Mode = most frequently occurring value or values
Range = subtract highest - lowest (to get a single value)
6
1) Find the mean
2) Find the median
3) Find the mode
4) Find the range
7
Multiple Choice
The mean of 90, 90, 85, 92 and 80 is ____
90
10
84.7
87.4
8
Multiple Choice
The median of 90, 90, 85, 92 and 80 is ____
10
87.4
90
92
9
Multiple Choice
The mode of 90, 90, 85, 92 and 80 is
90
10
85
There is no mode
10
Multiple Choice
The range of 90, 90, 85, 92 and 80 is ____
12
80 to 92
11
Multiple Choice
The mode is
8 or 9 hours
5 hours
2 hours
There is no mode
12
Multiple Choice
The range is ___
9 hours
10 hours
0 to 10 hours
5 hours
Introduced in L53
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