Q21 Which of the following three statements are correct? 1. Because a one-way repeated-measures ANOVA has two sources of error, it is associated with more error variability than a one-way between-subjects ANOVA. 2. The between-persons variation is measured for the one-way repeated-measures ANOVA, but not for a one-way between-subjects ANOVA. 3. To compute a one-way repeated-measures ANOVA, we must assume that participants are independently sampled between-groups. E. 1 and 3 A. Only 1 B. Only 2 C. Only 3 D. 1 and 2 F.2 and 3 G. None Q22 If there is perfect correlation between two variables, the linear regression equation based on this correlation is a A. vertical line. B. horizontal C. curved D. diagonal power than the Q23 A one-way repeated-measures ANOVA is typically associated with one-way between-subjects ANOVA. A. smaller B. larger C. more significant D. same Q24 Which of the following statements best illustrates the concept of covariance? A. "The results of the analysis support the research hypothesis." B. "The population means are all equal to each other." C. "People with above-average intelligence spend more on books." D. "There is no relationship between race and IQ scores." Q25 Rank the strength of the correlation in the following four scatter plots: 2 A. 1-2-3-4 B. 2>1>3>4 C. 3>4>1>2 D. 2>3>1>4 E. 4>1>2>3 F. 3>1>2>4