Step Through Dependent Difference Test

This test is used to decide if the means of the same objects under two different conditions are different. Move the DataSet slider to select a new data set. Move the Significance slider to select a new significance level.
These problems were adapted from #13, 17, 19 and 23 on pages 517-520 of Michael Sullivan, "Fundamentals of Statistics", 2nd edition, Pearson Education, Inc. 2008.