Statistics, with an underlying focus upon change.

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8-1 Gathering Data

by mathercize Luke Lang

There are so many questions to be answered. To examine the world around us, we need a method, an organization scheme. This lesson focuses upon Tally Sheets, Stem and Leaf Plots, Spreadsheets, and making decisions upon which representation is most appropriate.
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8-2 Meet Me in the Middle

by mathercize Luke Lang

Measures of central tendency (mean, median, mode) give us a way to summarize a set of data.
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8-3 Time for Frequency

by mathercize Luke Lang

bar and line graphs
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8-4 Comparing Pies to Stacks

by mathercize Luke Lang

Pie and Stacked bar graphs
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