Draw Box Plots
Presentation
•
Mathematics
•
7th Grade
•
Hard
Joseph Anderson
FREE Resource
5 Slides • 14 Questions
1
Box Plots
Q1
Q3
Median
Min.
Max.
10
12
14
16
18
20
22
24
26
28
30
2
Multiple Choice
Box plots can be also known as
bar graphs
box and whiskers
stem and leaf
histographs
3
Multiple Select
Select all that apply.
The main purposes of box plots is
to visually represent a summary of the data collected
Practice drawing boxes
to see if the data contains any outliers
to compare the distribution of different sets of data
4
Labelling
Label where each number of the 5-number summary would go on a box plot.
Median
Min
Q1
Max
Q3
5
Finding the Median
Students were asked how many siblings they have and this was the data that was collected.
0, 0, 0, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 4, 4, 4, 5, 5, 12
6
Multiple Choice
Students were asked how many siblings they have and this was the data that was collected.
0, 0, 0, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 4, 4, 4, 5, 5, 12
What is the median?
1
2
2.5
3
7
Finding the upper quartile and lower quartile.
Even Number
Find the median of the lower half and upper half of the data for the Q1 and Q3.
Odd Number
Find the median. Then, find the median of the lower half, not including the median. Then, find the median of the upper half, not including the median.
8
Students were asked how many siblings they have and this was the data that was collected.
0, 0, 0, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 4, 4, 4, 5, 5, 12
1) Determine how many data values to you have.
2) If even, find the median of the lower half and upper half of the data for the Q1 and Q3.
2) If odd, find the median. Then, find the median of the lower half, not including the median. Then, find the median of the upper half, not including the median.2)
9
Find the quartiles of the given set of data below.
11, 14, 18, 20, 21, 24, 27
1) Determine how many data values to you have.
2) If even, find the median of the lower half and upper half of the data for the Q1 and Q3.
2) If odd, find the median. Then, find the median of the lower half, not including the median. Then, find the median of the upper half, not including the median.2)
10
Fill in the Blanks
11
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12
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13
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14
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15
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16
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17
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18
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19
Fill in the Blanks
Box Plots
Q1
Q3
Median
Min.
Max.
10
12
14
16
18
20
22
24
26
28
30
Show answer
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