Please read Section 1.4 of the textbook. Use these slides or the corresponding video to review the concepts or to refer back to when doing the homework questions.

Section 1.4 Observational Studies:   [ Discussion Slides ]     [ Video ]

Section 1.4 Sampling Strategies:   [ Discussion Slides ]    

[ Sampling activity ] 

Last modified: Saturday, August 3, 2019, 3:07 PM