Education Technology

It's To Be Expected

Activity Overview

Students use a tree diagram to find theoretical probabilities and use this information in a spreadsheet to find the expected value.

Key Steps

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    Students will modify a tree diagram to model three basketball players making a shot for a charity contest.

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    Students will be introduced to expected value. The results of the contest are associated with different dollar amounts.

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    The extension involves the application of expected value. Students will use a spreadsheet to calculate probabilities of winning the lottery by matching six numbers. Then they will find the expected value for a given jackpot.