Pretest scores - PowerPoint PPT Presentation

Experiments

Experiments. Pre and Post condition. Classic experimental design. Random assignment to control and treatment conditions Why random assignment and control groups?. Classic experimental design. Random assignment helps with internal validity Some threats to internal validity:

★ ★ ★ ★ ★

739 views • 45 slides

Are there “Hidden Variables” in Students’ Initial Knowledge State Which Correlate with Learning Gains?

Are there “Hidden Variables” in Students’ Initial Knowledge State Which Correlate with Learning Gains?. David E. Meltzer Department of Physics and Astronomy Iowa State University AAPT Winter Meeting January 12, 1999 Anaheim, California. What Affects Learning Gains?.

★ ★ ★ ★ ★

367 views • 17 slides

View Pretest scores PowerPoint (PPT) presentations online in SlideServe. SlideServe has a very huge collection of Pretest scores PowerPoint presentations. You can view or download Pretest scores presentations for your school assignment or business presentation. Browse for the presentations on every topic that you want.