The results from a two-factor analysis of variance show a significant main effect for factor A and a significant main effect for factor B.  Based on this information, what can you conclude about the main effects?

SSbetween groups is a measure of what?

To what measurement scale does the variable ‘IQ test score’ belong to?

Which of the following is an incorrect pairing of variable to type of variable?

A researcher measures the heights of 100 women studying at UW-Madison to gain information about the average height for all women studying at UW-Madison. The group of all women studying at UW-Madison is an example of a ______.

In analysis of variance (ANOVA), the denominator in the F-ratio is _____.

For an independent-measures research study, the data show a 4-point difference between the two treatment means and a pooled variance of 100. Given this information, the value of Cohen’s d is:

For a population standard deviation of 20, how large would the sample need to be to have a standard error of 5 points?

Would the F-ratio increase, decrease, or stay the same if you decreased the differences between the sample means?

What is the standard deviation of a sample with SS=70 and n=55?