Step Through Mean & Standard Deviation of Grouped Data

Move the DataSet slider to select a different data set. Move the Seed slider to select a different sample. Move the Step slider to move through the steps of solving the problem.
These problems were created based on #27 p.185, #3, #6 and #7 on pages 146-47 of the Michael Sullivan, "Fundamentals of Statistics", 2nd edition. Updated March 3, 2014.