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Published byPhyllis Williamson Modified over 8 years ago

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Box and Whisker Plots

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Introduction: Five-number Summary Minimum Value (smallest number) Lower Quartile (LQ) Median (middle number) Upper Quartile (UP) Maximum Value (largest number)

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Step 1: Put the numbers in order 7 3 9 37 47 8 6 3 2 3,7,92,3,4,6,7,7,8,3,

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Step 2: Marking the minimum and maximum values 3,3,7,7,92,3,3,3,4,6,7,7,8, Minimum Value Maximum Value

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Step 3: Finding the Median 3,3,7,7,92,3,3,3,4,6,7,7,8, Minimum Value Maximum Value Median

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Step 4: Finding the Lower Quartile 3,3,7,7,92,3,3,3,4,6,7,7,8, Minimum Value Maximum Value Median Lower Quartile

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Step 5: Finding the Upper Quartile 3,3,7,7,92,3,3,3,4,6,7,7,8, Minimum Value Maximum Value Median Lower Quartile Upper Quartile

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Our Five-Number Summary 3,3,7,7,92,3,3,3,4,6,7,7,8, Minimum Value Maximum Value Median Lower Quartile Upper Quartile

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Step 6: Plot the Data 7,92,3,6, Minimum Value Maximum Value Median Lower Quartile Upper Quartile

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Step 6: Plot the Data 7,92,3,6, Minimum Value Maximum Value Median Lower Quartile Upper Quartile Minimum Value Lower Quartile Median Upper Quartile Maximum Value 2 3 67 9

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Step 6: Plot the Data Minimum Value Lower Quartile Median Upper Quartile Maximum Value 2 3 67 9 012345678910

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Step 6: Plot the Data Minimum Value Lower Quartile Median Upper Quartile Maximum Value 2 3 67 9 012345678910

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Step 6: Plot the Data Minimum Value Lower Quartile Median Upper Quartile Maximum Value 2 3 67 9 012345678910 Min. LQMedianUQ Max.

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A complete Box and Whisker Plot 012345678910 Min. LQMedianUQ Max.

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