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 interaction?     B1 B2 A1 2 12 A2 16 ?

An 80% confidence interval for the population mean ranges from 14 to 22. Based on this information:

A Factorial ANOVA has 9 levels for factor A and 6 levels for factor B and uses 9 participants in each treatment condition. What is the total number of participants needed for the study?

The sample consists of n = 6 scores. The mean of the scores is M = 20. When a new score is added to the sample, the new mean is M = 21.  What was the new score that was added?

What is the critical value for a repeated measures ANOVA with n=32, 5 levels for factor A, , dfWG = 60, and an alpha level of 0.01?

A multiple-choice test with 48 questions has four choices for each question.  What is the probability of getting more than 12 questions correct by just guessing?

A 95% confidence interval for the population mean ranges from 24 to 32. Based on this information:

An ANOVA produces SSbetween groups = 40 and MSbetween groups = 10. In this analysis, how many treatment conditions are being compared?

An 80% confidence interval for the population mean ranges from 14 to 22. Based on this information:

The data from a related samples t-test show that all of the subjects scored about 10 points higher in treatment I than in treatment II. These data will produce: