Box and Whisker Plot Workbook
A worksheet for 7th graders to practice creating and interpreting box and whisker plots.
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Box and Whisker Plot Workbook
Name:
Date:
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Read each question carefully and follow the instructions to create or interpret box and whisker plots.
1. Label the following parts on the box and whisker plot below:
Minimum, Maximum, Median, Lower Quartile (Q1), Upper Quartile (Q3)
Minimum:
Maximum:
Median:
Lower Quartile (Q1):
Upper Quartile (Q3):
2. Create a box and whisker plot for the following data set:
Data Set: 12, 15, 18, 20, 22, 25, 28, 30, 32, 35, 38
Show your calculations for the five-number summary.
3. What percentage of the data falls between the lower quartile (Q1) and the upper quartile (Q3)?
25%
50%
75%
100%
4. Two classes took the same math test. Their scores are represented by the box plots below.
Class A: Min=60, Q1=70, Median=80, Q3=90, Max=100
Class B: Min=50, Q1=65, Median=75, Q3=85, Max=95
Which class had a higher median score? Explain your answer.
5. The is the middle value in a data set when it is ordered from least to greatest.
6. The is the difference between the upper quartile and the lower quartile.
7. A box and whisker plot divides a data set into four .