Hypothesis testing at multiple-populations

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Reference no: EM1322048

The Course Manager wants to use a new tutorial to teach the students about business ethics. As an experiment she randomly selected 15 students and randomly assigned them to one of three groups which include either a PowerPoint presentation created by the faculty, AuthorGen Presentation created by the faculty, or a well known tutorial by the ABC Company. After completing their assigned tutorial, the students are given a Business Ethics test. At the .01 significance level, can she conclude that there is a difference between how well the different tutorials work for the students?

Students Grades on the Business Ethics Test following the Tutorial

PowerPoint Tutorial	AuthorGen Tutorial	ABC Tutorial
68	79	75
85	86	83
91	82	78
87	92	86
88	91	81

Reference no: EM1322048

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