PSYC 4072 Study Guide - Convergent Validity, Law School Admission Test, Standard Deviation
Document Summary
Research methods: overview, why research methods are important, types of research. Explanatory: theory based, testing scientific hypotheses: background: key methodological concepts. Birth cohort and the cohort effect: interpretative and measurement issues, cross-sectional and longitudinal designs, sequential designs, ethics in research, why are research methods important, evaluation of scientific claims . Example: 4 out of 5 dentists recommend crest . Articles in national inquirer, star, etc. magazines are not scientific . Can"t always trust this: draw valid conclusions. Older people differ from younger people in many ways other than chronological age: example: are observed differences due to age or preexisting differences in health and education, must control and account for these reasons, make informed decisions. Old/young difference: select samples of adults to represent each age level and test them on some performance measure, mean of old sample is compared to the mean of the young sample.
