topic:- This proposal will state the concepts/principles you have learned throughout the semester. THIS IS NOT A BOOK REVIEW, this speech is what you learned or didn’t learn about yourself regarding public speaking and all the elements it entails.
Explain how you will select treatment and control groups if the design is a field experiment. Explain what techniques you might use to address selection
Explain how you will select treatment and control groups if the design is a field experiment. Explain what techniques you might use to address selection bias if the design is a quasi experiment. Explain how you might address internal validity if the design is a nonexperimental design.