Name: _________________________ Per: ____
Creating Box Plots Notes- Answer key
Directions: The amount of pins knocked over by each
bowler is shown below. Make a box plot of each bowler’s
scores and use it to determine which bowler bowled the
best game.
Allen’s Bowing Results: 4, 6, 8, 3, 9, 10, 2, 8, 4
How to make a box plot steps
1. Arrange the numbers from smallest
to largest
2. Find the median of the whole set
2 3 4 4 6 8 8 9 10
Q1
Q3
Q2
3. Find the upper and lower median
4. Draw the box with the lines
Billy’s Bowling Results:
Cameron’s Bowling Results:
10, 10, 2, 3, 2, 4, 10, 2, 0, 7, 6, 6, 1
0 1 2 2 2 3 4 6 6 7 10
Q1
Q3
Q2
7, 7, 6, 2, 6, 6, 10, 2, 10, 6, 8, 5
10 10
2 2 5 6 6 6 6 7 7 8 10 10
Q2
Q1
Q3
Which bowler did the best? Use the box plots to justify your answer.
Allen’s and Cameron’s data are both correct as long as they are defended by the information in the box
plots
Name: _________________________ Per: ____
The list below shows how many points the Miami Heat scored in their first 10 games of the season.
Make a box plot of the data. Use the number line below.
106, 76, 103, 69, 81, 90, 102, 81, 106, 70
69, 70, 76, 81, 81, 90, 102, 103, 106, 106

If the Miami heat scored 72 points would that be a low, average or high score for them? Justify
your answer using the box plot above.
72 points would be a low score since that is in the bottom 25% of the box plot.
The list below shows how many points the Gator Basketball team scored in their first 15 games of the
season. Make a box plot of the data. Use the number line below.
65, 93, 81, 87, 76, 90, 87, 68, 83, 108, 67, 69, 92, 81, 69
65, 67, 68, 69, 69, 76, 81, 81, 83, 87, 87, 90, 92, 93, 108

Which team has had a better start to the season? Use the box plots to justify your answer.
The Miami heat has had a better start to the season. Each quartile is higher for
the Miami Heat than it is for the Gator basketball team