Using pencasts, practice solving statistical problems and hear a narration of the solution to check your answers. Click on the page to hear specific portions. This pencast problem is a two Read More...

This PowerPoint presentation demonstrates how to calculate a t-test for independent means.

t-test for Independent Means; Hand Calculation

This activity can be used as practice after students have learned how to hand calculate a t-test for independent means.

t-test for Independent Means; Hand Calculation

This activity can be used as practice after students have learned how to hand calculate a t-test for independent means.

t-test for Independent Means; Hand Calculation

This activity can be used as practice after students have learned how to hand calculate a t-test for independent means.

t-test for Independent Means; Hand Calculation