week_7_8_HW

week_7_8_HW - HP340: Biostatistics, Fall 2009 DUE:...

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HP340: Biostatistics, Fall 2009 Name:________________________ DUE: 10/28/2009 Homework #7 -- ANOVA 1. In a one-factor between-subjects analysis of variance, the total variation in scores is sorted into two sources: ___________. a. sums of squares and degrees of freedom b. between-group variation and inter-group variation c. between-group and between-treatment variation d. between-group and within-group variation e. independent variation and common variation 2. In a one-factor between-subjects analysis of variance, the F statistic is defined as ____. a. MS A / df Error b. MS Total / MS Error c. SS A / df Error d. MS Error / MS Total e. None of the above 3. If the independent variable has no effect in a one-factor between-subjects analysis of variance, then the F statistic will ______. a. be approximately 1 b. be either negative or positive 1 c. be approximately 0 d. be approximately negative 1 e. only be determined by the F distribution 4. If SS Total = 100, SS A = 40, SS Error = 60, df
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This note was uploaded on 10/25/2010 for the course HP 340L taught by Professor Nezami during the Spring '05 term at USC.

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week_7_8_HW - HP340: Biostatistics, Fall 2009 DUE:...

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