What is the value of ΣX2 for the following scores?  Scores: 1, 0, 2, 4

For an experiment comparing two methods for teaching social skill training to children with autism, the independent variable is ____ and the dependent variable is ____.

Two samples, each with n = 6 subjects, produce a pooled variance of 20.  Based on this information, what is the estimated standard error for the sample mean difference?

Which set of sample characteristics is most likely to produce a significant value for the independent-measures t statistic?

The regression equation that best “fits” the data points is calculated by:

If an analysis of variance is used for the following data, what would be the effect of changing the value of M1 to 20?Sample DataM1 = 15    M2 = 25 SS1 = 90    SS2 = 70

What is the critical value for a regression analysis with n=32, 1 predictor variable, and an alpha level of 0.01?

A recent study reports that elementary school students who were given a nutritious breakfast each morning had higher test scores than students who did not receive the breakfast.  For this study, what is the independent variable?

A repeated-measures study comparing two treatments with a sample of n = 4 participants produces a mean of M = 18 with SS = 24 for the scores in the first treatment, a mean of M = 14 with SS = 18 for the scores in the second treatment, and a mean of M = 4 with SS = 12 for the difference scores.  What is the estimated standard error for the sample mean difference?

What is the value of the estimated standard error for the following set of D-scores?Scores:  2, 2, 10, 2