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Data distributions

Displays of distributions

Learn

Frequency tables & dot plots

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Creating a histogram

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Interpreting a histogram

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Shapes of distributions

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Practice

Creating dot plotsGet 3 of 4 questions to level up!

Reading dot plots & frequency tablesGet 3 of 4 questions to level up!

Create histogramsGet 3 of 4 questions to level up!

Read histogramsGet 3 of 4 questions to level up!

Shape of distributionsGet 3 of 4 questions to level up!

Summarizing center of distributions (central tendency)

Learn

Statistics intro: Mean, median, & mode

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Mean, median, & mode example

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Missing value given the mean

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Impact on median & mean: removing an outlier

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Impact on median & mean: increasing an outlier

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Choosing the "best" measure of center

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Practice

Mean, median, and modeGet 5 of 7 questions to level up!

Missing value given the meanGet 3 of 4 questions to level up!

Effects of shifting, adding, & removing a data pointGet 3 of 4 questions to level up!

Box and whisker plots

Learn

Constructing a box plot

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Reading box plots

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Interpreting box plots

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Practice

Creating box plotsGet 3 of 4 questions to level up!

Reading box plotsGet 3 of 4 questions to level up!

Interpreting quartilesGet 3 of 4 questions to level up!

Comparing distributions

Learn

Comparing distributions with dot plots (example problem)

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Practice

Comparing distributionsGet 3 of 4 questions to level up!

About this unit

Data makes more sense when we graph it and summarize it with numbers.