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Common Core · High School Statistics · Interpreting Categorical and Quantitative Data

Standard S.ID.A.2

Free lessons and printable worksheets aligned to Common Core math standard S.ID.A.2.

8 lessons5 worksheets

Lessons for S.ID.A.2

Comparing two distributionsSaying how two groups differ in center, spread and shape, on the same scale, with units.Lesson

Computing a standard deviation, sample and populationWorking through the distances from the mean, squaring, averaging and taking the root.Lesson

Interpreting a standard deviationSaying in the setting's own units how far a typical value sits from the mean.Lesson

Mean, median and skew: choosing the centerThe long tail pulls the mean toward it while the median stays near the bulk of the data.Lesson

Median and modeThe middle value, and the most common one.Lesson

Quartiles and the five number summaryThe three values that cut an ordered data set into four parts of about equal size.Lesson

Range and interquartile rangeHow far the data spans, and how far its middle half spans.Lesson

Standard deviationThe typical distance from the mean, squared and rooted, and why squared.Lesson

Printable Worksheets

Comparing two distributions worksheet (PDF)Printable worksheet with answer keyPreview

Computing a standard deviation, sample and population worksheet (PDF)Printable worksheet with answer keyPreview

Interpreting a standard deviation worksheet (PDF)Printable worksheet with answer keyPreview

Mean, median and skew: choosing the center worksheet (PDF)Printable worksheet with answer keyPreview

Quartiles and the five number summary worksheet (PDF)Printable worksheet with answer keyPreview