Chapter 2 Research Process Part 3: Sept. 2, 2011

Statistical significance: – Need to determine how likely it is we’d get these results just by chance. – What is the standard convention used?

External validity – questions related to whether results will generalize – How can this be assessed? Problems with convenience samples – Mundane realism – Experimental realism - Internal validity – questions related to whether IV causes effects on the DV – How can this be assessed? Use of control groups – Experimenter expectancies -

Deception Use of deception in some experiments – Types of deception: – Confederates – how are they used? Benefits of deception? Ethical concerns? – High experimental realism of Milgram’s shock experiments -

Culture and Research Considering culture may improve which type of validity? Differences in self-reports across cultures Translation issues -

Ethical Issues Should reduce stress for the participant – Cost/Benefit analysis – Institutional Review Board (IRB) approves studies – Must obtain informed consent: What is it?

Ethical Issues Debriefing after the study – – What are the goals?

Writing Assignments Writing Assignment Guidelines – See link on course website (we’ll discuss in class) – …and view writing assignment 1 (to be posted Friday Sept 2 nd ) and we’ll discuss in class – Due Fri., Sept. 9 th in class