A set of N = 10 scores has a mean of µ = 50.  If 20 points are added to one of the scores, what is the new value for the population mean?

A repeated measures study uses a sample of 25 participants to evaluate the mean differences among 7 treatment conditions. In the analysis of variance for this study, what is the value for dfwithin groups?

Which of the following is NOT an assumption made when calculating a factorial/two-factor ANOVA?

A population of scores has µ = 80.  In this population, a score of X = 86 corresponds to z = +2.00.  What is the population standard deviation?

A set of N = 10 scores has a mean of µ = 50.  If 20 points are added to one of the scores, what is the new value for the population mean?

Which of the following describes what a confidence interval does?

A population of scores has µ = 80.  In this population, a score of X = 86 corresponds to z = +2.00.  What is the population standard deviation?

For an independent-measures t statistic, what is the effect of increasing the number of scores in the samples?

Which of the following is an accurate definition of a Type II error?

If random samples, each with n = 9 scores, are selected from a normal population with µ = 80 and σ = 36, then what is the expected value for the distribution of sample means?