PSYO 111 Lecture Notes - Lecture 4: Second Coming, Control Order, Selection Bias

• School: UBC Okanagan, UBC OK
• Department: Psychology
• Course: PSYO 111
• Professor: Dr Mark Holder

Document Summary

Define, give an example , list 3 advantages and 3 disadvantages of the ___ non- experimental research method. Have a truncated range (fail to include the full range of smokers - non-smokers as well) When you have a curvilinear relation - test s(cid:272)ores a(cid:374)d stress, as it"s a relatio(cid:374)ship (cid:271)ut not a straight line. Sampling of a population using predetermined questions in written / oral form. Ex: non-probability sample - asking every 10th student about ubco food. Cant measure the probability of the chance of a student being selected. Voting preferences across canada - percentages of sample parallel with real population. Surveys are only as good as their sample (not just size) Mail - no interviewer bias, anonymous, bad questions, cant control order of questions. Fascinating way of studying embarrassing topics not available to be an experiment. Respondent might not understand what is being asked. Examining different age groups at the same time to learn about development.