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The classrooms in the Psychology department are numbered from 100 to 108.  A professor records the number of classes held in each room during the fall semester.  If these values are presented in a frequency distribution graph, what kind of graph would be appropriate?

The data from an independent-measures research study produce a sample mean difference of 6 points and an estimated standard error of 2 points.  If there are n = 8 scores in each sample, then the value for the t statistic is ____.

A researcher reports t(22) = 5.30, p < .01 for an independent-measures experiment.  How many individuals participated in the entire experiment?

A research report describing the results from a repeated-measures t test states, “t(22) = 1.71,  p > .05.”  From this report you can conclude that the outcome of the hypothesis test was ____.

Which of the following is a basic assumption for a chi-square hypothesis test?

Statistical methods that organize, summarize, or simplify data are called ____.

What is the value of SS (sum of squared deviations) for the following sample?Sample:  2, 3, 4, 7

Which of the following describes a typical distribution of F-ratios?

The following table shows the results of a between-subjects ANOVA. Based on this table, what is the value for eta squared (η2), the percentage of variance accounted for?      Source                         SS        df        MS            Between Groups   16        2          8                Within Groups       84        21        4                Total                            100      23       

A researcher reports an F_ratio with df = 2, 40 from a repeated_measures ANOVA.  How many treatment conditions were compared in this experiment?