Box and Whisker Plot

1
Box and Whisker Plot

• Tina Walters 2008

2
Box and Whisker

• 50, 80, 22, 64, 56, 14, 39, 45, 84, 27

• Create a Box and Whisker Plot for this set of
  data.

3
Box and Whisker

• 50, 80, 22, 64, 56, 14, 39, 45, 84, 27

• 1. Put numbers in order from least to greatest.

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Box and Whisker

• 50, 80, 22, 64, 56, 14, 39, 45, 84, 27
• 14, 22, 39, 45, 50, 56, 64, 80, 84

• Put numbers in order from least to greatest.
• Identify the extremes (highest and lowest
  numbers).

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Box and Whisker

• 50, 80, 22, 64, 56, 14, 39, 45, 84, 27
• 14, 22, 39, 45, 50, 56, 64, 80, 84

• Put numbers in order from least to greatest.
• Identify the extremes (highest and lowest
  numbers).
• 14 Lower Extreme
• 84 Upper Extreme

6
Box and Whisker

• 50, 80, 22, 64, 56, 14, 39, 45, 84, 27
• 14, 22, 39, 45, 50, 56, 64, 80, 84

• Put numbers in order from least to greatest.
• Identify the extremes (highest and lowest
  numbers).
• 14 Lower Extreme
• 84 Upper Extreme
• 3. Make a number line for the set of numbers.

7
Box and Whisker

• Put numbers in order from least to greatest.
• Identify the extremes (highest and lowest
  numbers).
• 14 Lower Extreme
• 84 Upper Extreme
• Make a number line for the set of numbers.
• Plot the Upper and Lower Extremes.

• 50, 80, 22, 64, 56, 14, 39, 45, 84, 27
• 14, 22, 39, 45, 50, 56, 64, 80, 84

10 90
8
Box and Whisker

• Put numbers in order from least to greatest.
• Identify the extremes (highest and lowest
  numbers).
• 14 Lower Extreme
• 84 Upper Extreme
• Make a number line for the set of numbers.
• Plot the Upper and Lower Extremes.

• 50, 80, 22, 64, 56, 14, 39, 45, 84, 27
• 14, 22, 39, 45, 50, 56, 64, 80, 84

10 90
14 84
9
Box and Whisker

• Put numbers in order from least to greatest.
• Identify the extremes (highest and lowest
  numbers).
• 14 Lower Extreme
• 84 Upper Extreme
• Make a number line for the set of numbers.
• Plot the Upper and Lower Extremes.
• Find the median of the data and plot below the
  number line.

• 50, 80, 22, 64, 56, 14, 39, 45, 84, 27
• 14, 22, 39, 45, 50, 56, 64, 80, 84

10 90
14 84
10
Box and Whisker

• Put numbers in order from least to greatest.
• Identify the extremes (highest and lowest
  numbers).
• 14 Lower Extreme
• 84 Upper Extreme
• Make a number line for the set of numbers.
• Plot the Upper and Lower Extremes.
• Find the median of the data and plot below the
  number line.

• 50, 80, 22, 64, 56, 14, 39, 45, 84, 27
• 14, 22, 39, 45, 50, 56, 64, 80, 84

10 90
14 47.5 84
11
Box and Whisker

• Put numbers in order from least to greatest.
• Identify the extremes (highest and lowest
  numbers).
• 14 Lower Extreme
• 84 Upper Extreme
• Make a number line for the set of numbers.
• Plot the Upper and Lower Extremes.
• Find the median of the data and plot below the
  number line.
• Find the median of the upper half and the lower
  half. Plot below the number line. This is
  called the Upper and Lower Quartiles.

• 50, 80, 22, 64, 56, 14, 39, 45, 84, 27
• 14, 22, 39, 45, 50, 56, 64, 80, 84

10 90
14 47.5 84
12
Box and Whisker

• Put numbers in order from least to greatest.
• Identify the extremes (highest and lowest
  numbers).
• 14 Lower Extreme
• 84 Upper Extreme
• Make a number line for the set of numbers.
• Plot the Upper and Lower Extremes.
• Find the median of the data and plot below the
  number line.
• Find the median of the upper half and the lower
  half. This is called the Upper and Lower
  Quartiles.
• Plot below the number line.

• 50, 80, 22, 64, 56, 14, 39, 45, 84, 27
• 14, 22, 39, 45, 50, 56, 64, 80, 84

10 90
14 27 47.5 64 84
13
Box and Whisker

• 50, 80, 22, 64, 56, 14, 39, 45, 84, 27
• 14, 22, 39, 45, 50, 56, 64, 80, 84

• Put numbers in order from least to greatest.
• Identify the extremes (highest and lowest
  numbers).
• 14 Lower Extreme
• 84 Upper Extreme
• Make a number line for the set of numbers.
• Plot the Upper and Lower Extremes.
• Find the median of the data and plot below the
  number line.
• Find the median of the upper half and the lower
  half. Plot below the number line. This is the
  Upper and Lower Quartile.

10 90
14 27 47.5 64 84
14
Box and Whisker

• Put numbers in order from least to greatest.
• Identify the extremes (highest and lowest
  numbers).
• 14 Lower Extreme
• 84 Upper Extreme
• Make a number line for the set of numbers.
• Plot the Upper and Lower Extremes.
• Find the median of the data and plot below the
  number line.
• Find the median of the upper half and the lower
  half. Plot below the number line.
• Draw a box from Upper Quartile to Lower Quartile.
• 10 90
• 14 27 47.5 64
  84

15
Box and Whisker

• Put numbers in order from least to greatest.
• Identify the extremes (highest and lowest
  numbers).
• 14 Lower Extreme
• 84 Upper Extreme
• Make a number line for the set of numbers.
• Plot the Upper and Lower Extremes.
• Find the median of the data and plot below the
  number line.
• Find the median of the upper half and the lower
  half. Plot below the number line.
• Draw a box from Upper Quartile to Lower Quartile.
• Draw lines from the Quartiles to the Extremes.
• 10 90
• 14 27 47.5 64
  84

16
Box and Whisker

• Put numbers in order from least to greatest.
• Identify the extremes (highest and lowest
  numbers).
• 14 Lower Extreme
• 84 Upper Extreme
• Make a number line for the set of numbers.
• Plot the Upper and Lower Extremes.
• Find the median of the data and plot below the
  number line.
• Find the median of the upper half and the lower
  half. Plot below the number line.
• Draw a box from Upper Quartile to Lower Quartile.
• Draw lines from the Quartiles to the Extremes.
• 10 90
• 14 27 47.5 64
  84