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HW8_ans - Chapter 10 One-Factor Between-Subjects Analysis...

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Chapter 10. One-Factor Between-Subjects Analysis of Variance Name: Class: Date: From Kiess and Green’s Statistical Concepts for the Behavioral Sciences, 4/e Assignment 10.1 For each of the following data sets, complete a between-subjects analysis of variance. Determine if the differences between the means are statistically significant with α = .05. Data Set A 1 A X 2 A X 6 11 7 7 4 9 5 10 3 9 Data Set B 1 A X 2 A X 3 A X 17 18 16 15 19 17 16 20 15 18 18 18 19 15 15 Data Set C 1 A X 2 A X 3 A X 5 9 8 5 7 6 7 8 3 7 12 5 3 10 4
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Chapter 10. One-Factor Between-Subjects Analysis of Variance Data Set D 1 A X 2 A X 3 A X 4 A X 25 36 18 25 35 37 17 27 31 34 23 16 41 39 26 14 27 33 29 29
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Chapter 10. One-Factor Between-Subjects Analysis of Variance Answers for Assignment 10.1 Data Set A 1 A X 2 A X A X 5.0 9.2 s A 1.6 1.5 Source SS df MS F Factor A 44.100 1 44.100 18.77* Error 18.800 8 2.350 p < .05 Data Set B 1 A X 2 A X 3 A X A X 17.0 18.0 16.2 s A 1.6 1.9 1.3 Source SS df MS F Factor A 8.133 2 4.067 1.58 Error 30.800 12 2.567
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Chapter 10. One-Factor Between-Subjects Analysis of Variance Data Set C 1 A X 2 A X 3 A X A X 5.4 9.2 5.2 s A 1.7 1.9 1.9 Source SS df MS F Factor A 50.800 2 25.4 7.47* Error 40.800 12 3.400 p < .05 Data Set D 1 A X 2 A X 3 A X 4 A X A X 31.8 35.8 22.6 22.2 s A 6.4 2.4 5.1 6.8 Source SS df MS F Factor A 690.200 3 230.067 7.74* Error 475.600 16 29.725 p < .05
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