1.1b Box & Whisker Plots
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The document discusses box and whisker plots, including how to construct them from a data set by using the minimum, maximum, median, first quartile, and third quartile values. It provides instructions on marking these points on a number line and drawing the box and whisker plot. Key details like range and interquartile range are also defined.
1.1b Box & Whisker Plots
- 1. Chapter 1 Bitsy Griffin
- 2. Minimum (min) Maximum (max) Median (med AND Q2) Quartiles (Q1, Q3) Interquartile Range Range Chapter 1 Bitsy Griffin
- 3. Definition Picture of how data is clustered without showing every value Information needed Minimum, Maximum AND Quartiles Use your calculator to find these Chapter 1 Bitsy Griffin
- 4. Draw a number line with EQUAL intervals & evenly spaced. Range on the number line should be a little larger than minimum and maximum. Chapter 1 Bitsy Griffin
- 5. Leave space above the number line for the box. Above the line, use points to mark the min, Q1, med/Q2, Q3, and max. Draw the box and whiskers using the points as a guide. Chapter 1 Bitsy Griffin
- 6. Weekly hours spent on homework Our data: Min 6 , Max 16, Med 10, Q1 7.5, Q3 12 What range and intervals should be used on the number line? Chapter 1 Bitsy Griffin
- 7. Mark min, max, med, Q1, Q3 Draw Box & Whisker Chapter 1 Bitsy Griffin
- 8. What’s the minimum? What is the maximum? What’s the range? What is the interquartile range? Chapter 1 Bitsy Griffin
- 9. 45, 37, 33, 16, 14, 11, 12, 8, 7, 13, 3, 5, 6, 3, 6, 4 Chapter 1 Bitsy Griffin
- 10. 15.7, 18, 10.6, 13.9, 14, 23.5, 10.1, 11.9, 12.3, 26.6, 18.2, 12.8, 16.6, 11.6, 15.7 Chapter 1 Bitsy Griffin