t-tests

Wadsworth/Cengage Learning:  A higher education partner website, includes workshops for statistics and research methods. 

• Independent v. Repeated t Tests Workshop

WINKS:  A software website (Texasoft) that offers free statistics tutorials.

• Independent Group t-test Tutorial
• Paired t-test Tutorial
• Single Sample t-test Tutorial

VassarStats:  A website by Vassar College professors which includes explanations of statistical procedures, as well as calculators and tools.  Also links to a textbook companion site.

• Click on t-Tests and Procedures