# 1.1b Box & Whisker Plots

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Information about 1.1b Box & Whisker Plots

Published on August 27, 2008

Source: slideshare.net

Chapter 1 Bitsy Griffin

Minimum (min) Maximum (max) Median (med AND Q2) Quartiles (Q1, Q3) Interquartile Range Range Chapter 1 Bitsy Griffin

Minimum (min)

Maximum (max)

Median (med AND Q2)

Quartiles (Q1, Q3)

Interquartile Range

Range

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

Definition

Picture of how data is clustered without showing every value

Information needed

Minimum, Maximum AND Quartiles

Use your calculator to find these

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

Draw a number line with EQUAL intervals & evenly spaced.

Range on the number line should be a little larger than minimum and maximum.

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

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.

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

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?

Mark min, max, med, Q1, Q3 Draw Box & Whisker Chapter 1 Bitsy Griffin

Mark min, max, med, Q1, Q3

Draw Box & Whisker

What’s the minimum? What is the maximum? What’s the range? What is the interquartile range? Chapter 1 Bitsy Griffin

What’s the minimum?

What is the maximum?

What’s the range?

What is the interquartile range?

45, 37, 33, 16, 14, 11, 12, 8, 7, 13, 3, 5, 6, 3, 6, 4 Chapter 1 Bitsy Griffin

45, 37, 33, 16, 14, 11, 12, 8, 7, 13, 3, 5, 6, 3, 6, 4

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

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

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