When only two treatments are involved, ANOVA and the Students t test (Chapter 11) result in the

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When only two treatments are involved, ANOVA and the Student€™s t test (Chapter 11) result in the same conclusions. Also, for computed test statistics, t2 = F. To demonstrate this relationship, use the following example. Fourteen randomly selected students enrolled in a history course were divided into two groups, one consisting of 6 students who took the course in the normal lecture format. The other group of 8 students took the course in a distance format. At the end of the course, each group was examined with a 50-item test. The following is a list of the number correct for each of the two groups.

Traditlonal Lecture Distance 37 50 35 46 41 49 40 44 35 41 34 42 45 43


a. Using analysis of variance techniques, test H0 that the two mean test scores are equal; α = .05.
b. Using the t test from Chapter 11, compute t.
c. Interpret the results.

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Statistical Techniques in Business and Economics

ISBN: 978-1259666360

17th edition

Authors: Douglas A. Lind, William G Marchal

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