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Using the TI-73: A Guide for Teachers

Probability and Statistics

21.Have students sketch their graphs on paper for their report (or use TI-73 TI-GRAPH LINKé to print their graphs to color and label).

22.Have students write analyses of their information. Here are some things you may want them to address: Do you think that packaging, advertising, shipping, etc. have anything to do with different prices for the same product? Why or why not?

How can a company of a certain brand charge more? How can a company of a certain brand charge less?

What are some of the things that the people you polled said as they told you their choice?

Wrap-up

Have students make an attractive cover including pictures or drawings of their product. Have them organize their student activity sheets and graphs.

Have students make their “consumer report” presentations for the class.

Assessment Suggestions

Collect reports to grade quality of student presentations.

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