JSM 2011 Online Program

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Abstract Details

Activity Number: 98
Type: Invited
Date/Time: Monday, August 1, 2011 : 8:30 AM to 10:20 AM
Sponsor: Committee on Professional Ethics
Abstract - #300195
Title: An Ethical Issue Related to Teaching at the Undergraduate Level
Author(s): Katherine Taylor Halvorsen*+
Companies: Smith College
Address: Clark Science Center, Northampton, MA, 01063,
Keywords: Multiple testing ; Data dredging ; Ethics ; Consulting
Abstract:

Students in my introductory statistics course for undergraduate math and science majors complete a term project requiring them to design a study, collect and analyze data, and write a report. The few graduate students who enroll usually use their masters-thesis data as the basis for their project. After taking my fall course, one graduate student returned frequently during the spring for consulting on other analyses for her thesis. We discussed ways to test her hypotheses and she carried out the tests. When she showed me her final results, I noted that she had used the t-test to do data dredging, looking for any possible associations she could find. In her summary report, she included tables showing only the significant tests, declaring the tests significant without using multiple comparison procedures to adjust for the multiple testing. I explained that reporting the tests significant w


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