Decision Tree: Two Related Groups

You may use either

Paired Samples t-test

or

Repeated Measures ANOVA

Doing paired samples t-test using

• SPSS
• MS-Excel
• VassarStats' Online Statistical Calculation page

Journal articles

• "Leniency and halo effects in marking undergraduate short research projects" by McKinstry, Cameron, Elton & Riiley (2004) [html, pdf]
• "Online journals: Impact on print journal usage" by de Groote & Dorsch (2001) [html, pdf]
• Do hands-on, technology-based activities enhance learning by reinforcing cognitive knowledge and retention?" by Korwin & Jones [html, pdf]