Do It Yourself!: Two Sample t Test: Independent Samples

This applet calculates and illustrates the two-sample t test for making small-sample inferences concerning a difference between two population means. When the page loads, it contains the data for Example 10.5 in the text. Any of the values can be changed to produce a new t-value and its associated probabilities.

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The applet(s) on this page is from Seeing Statistics,™ an online, interactive statistics textbook. Seeing Statistics is a registered service mark used herein under license. The applet(s) on this page was designed to be used exclusively with Introduction to Probability and Statistics, Eleventh Edition, by Mendenhall, Beaver, & Beaver. (c) 2003, Duxbury Thomson Learning. The applet(s) on this page may not be copied, duplicated, or reproduced for any reason.