Psy 550 midterm answers - Study guides, Class notes & Summaries

1. Compare and contrast the following terms: (a) test-retest reliability with inter-rater reliability, (b) content validity with both predictive validity and construct validity, and (c) internal valid ity with external validity. 2. Use Stevens’ model of measurement scales to answer these questions: What type of scale is used when the variable is social class? Explain. What type of scale is used when the variable studied is a Top 40 list of popular songs? Explain. What type of scale is used whe...