POPULATION AND SAMPLE Defining the Population Addressing Generalizability Probability Sampling Nonprobability Sampling AN ETHICAL ISSUE: Participant Selection Can Make a Difference DESIGN CHECK: Are Students Too Convenient? DESIGN CHECK: Justifying Nonprobability Sampling Sample Size TRY THIS! Identifying Populations, Generating Samples AN ETHICAL ISSUE: Selected, But Not Required to Participate A Final Word on Sampling
SIGNIFICANCE LEVELS
HYPOTHESIS TESTING DESIGN CHECK: Addressing Issues of Sampling, Significance Levels, and Hypothesis Testing