A chi-square test for independence is being used to evaluate the relationship between two variables, one of which is classified into three categories and the second of which is classified into four categories.  The chi-square statistic for this test would have df equal to ____.

The repeated-measures ANOVA is a two-stage process.  Which of the following accurately describes what happens during this process?

If you take two random samples from a population you will probably get two different means for the samples. What causes this?

For a population with µ = 60, which of the following values for the population standard deviation would cause X = 68 to have the most extreme position in the distribution (i.e., furthest distance from the center of the distribution) ?

Which of the following z-score values represents the location closest to the mean?

An analysis of variance produces SSbetween = 40 and MSbetween = 20.  In this analysis, how many treatment conditions are being compared?

A repeated-measures experiment compares three treatment conditions with a sample of 10 participants.  If the data are analyzed with ANOVA, the analysis would have dftotal = ____.

A repeated-measures experiment and a matched-subjects experiment each produce a t statistic with df = 10.   How many individuals participated in each study?

An analysis of variance produces SSbetween = 40 and MSbetween = 20.  In this analysis, how many treatment conditions are being compared?

If all other factors were held constant, how does a larger sample size affect the standard error and the t-statistic?