Unformatted text preview: Study design should have a control and explanation. Correlation studies should have description and prediction. Confound is an extraneous variable. .. Procrastination of students, students stop going to class if given podcasts. When creating an experiment, assign people to the control and variable groups randomly and independently. Correlational Studies: Random assignment is impossible because of the fact you cannot force people to do anything. Example in a condom study, controlling variables is difficult or impossible. The environment of a study is crucial. .. Kids will act more natural in comfortable places such as a playground as opposed to in a laboratory....
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- Winter '09
- Psychology, Study design, data collection methods, good scientific theory