Author: Anonymous

The values in the following matrix are treatment means from a two-factor study. One of the means is missing. What value for the missing mean would most likely result in no main effect for factor B?     B1 B2 A1 10 8 A2 15 ?

SSbetween groups is a measure of what?

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:

A researcher reports an F-ratio with df = 3, 36 for an independent-measures ANOVA. How many treatment conditions were compared in this experiment?

After every score in a sample is multiplied by 3, the mean is calculated and found to be M = 21.  What was the mean for the original scores?

The values in the following matrix are treatment means from a two-factor study. One of the means is missing. What value for the missing mean would most likely result in no main effect for factor A?     B1 B2 A1 14 10 A2 12 ?

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

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?

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 ______.

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