Interpreting Box and Whisker Plots

The "box" part of a box & whicker plot contains ALL of the following EXCEPT...

• Maximum

• Quartile 1

• Quartile 3

• Median

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CCSS.6.SP.B.4

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What is the term for the median of the upper half of the data?

• Upper Quartile

• Lower Quartile

• Median

• Minimum

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What is the term for the median of the lower half of the data?

• Upper Quartile

• Lower Quartile

• Median

• Minimum

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How do you find the IQR (Interquartile range)?

• add the five number summary

• subtract the median from the maximum

• subtract the maximum minus the minimum

• subtract quartile 3 minus quartile 1

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CCSS.6.SP.A.3

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In order to find the median, the very first thing you must do is to..

• find the difference between biggest and the smallest number.

• find the middle number

• list the numbers in order

• find the most repeated number

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CCSS.6.SP.A.3

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What does a quartile mean?

• One fourth, or 25%, of the data.

• One half, or 50%, of the data.

• Some data only.

• All of the data.

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What was the median test score?

• 60

• 70

• 75

• 90

• 100

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What was the minimum test score?

• 55

• 60

• 70

• 75

• 90

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What percentage of scores were between 60 and 70?

• 25%

• 50%

• 75%

• no way to tell

• 100

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CCSS.6.SP.A.1

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What percentage of scores were between 60 and 90?

• 25%

• 50%

• 75%

• no way to tell

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CCSS.6.SP.A.1

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