PSYC 2030 Chapter Notes - Chapter 6-7: Random Assignment, Standard Deviation, Caffeine

• School: York University
• Department: Psychology
• Course: PSYC 2030
• Professor: Rebecca Jubis

Document Summary

Recall: - independent variables must have at least 2 levels. An experiment will compare condition a with condition b. In a study if they receive a or b but not both, the design is a. If martial status is the subject variable and the same people are between-subject design, the comparison of conditions a and b will be a contrast between two groups of individuals. If each participant receives both levels a and b you could say both levels exist within each level, the design is within-subject design. Between-subject design: - used if independent variable is a subject variable. Advantages: - each subject enters the study fresh and na ve with respect to the hypotheses to be tested. Disadvantages: - large numbers of people may need to be recruited, tested and debriefed during the course of the experiment independent variables. Differences between the conditions might be due to the. Differences between the individuals in different groups.