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In this activity, students will perform a t-test to see if fecal coliform counts collected from Blackwater Creek in Lynchburg, Virginia differ before and after rain showers. Questions about the exercise and links to Excel and TI-83 instructions are given. The data exist in Excel, TI-83, and text formats.
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Date Of Record Creation 2005-03-30 16:34:00
Date Last Modified 2017-03-29 12:58:49
Date Of Record Release 2017-03-29 12:58:48
Email Address
Date Issued 1999
Resource Type
Author Name
Author Organization Central Virginia Governor's School for Science and Technology, Lynchburg, VA
Technical Requirements Microsoft Excel or the TI-83 Graphing Calculators
Material Type
Statistical Topic
Intended User Role
Math Level

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