Research - Today: Research Methods In Social Psychology...

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Unformatted text preview: Today: Research Methods In Social Psychology (Chpt 1) Recall: Social Psychology is The scientific study of how people think about, influence, and relate to one another. One Ad: Rose Quartz Power Bead Bracelet, Rose Quartz Buddha Beads, Bead Bracelet. Stone of Gentle Love. Enhances Warmth and Affection. How can we test controversial claims and ideas? (i.e., the pink crystal effect) Through careful research design One approach: Test correlations One approach: Test correlations Are couples who own more pink crystals more loving? Does degree of belief in the power of crystals correlate with longer-lasting marriages? Problem: With correlations, causality is Problem: With correlations, causality is ambiguous ambiguous Needed to Test Causality: A Controlled Experiment Needed to Test Causality: A Controlled Experiment Basic Logic: 1. In an experiment, only one thing is different between two conditions. 2. If the two conditions differ, it has to be because of that one thing. Important Steps in Designing an Experiment: 1. Formulate a testable hypothesis, which can be compared to a null hypothesis. ? ??? Important Steps in Designing an Experiment: Muddy thinking here makes everything else meaningless. Important Steps in Designing an Experiment: 2. Decide who to study (sample selection). Important Steps in Designing an Experiment: Bad decisions here limit the generalizability of your results. Important Steps in Designing an Experiment: 3. Decide how to manipulate the independent variable. Important Steps in Designing an Experiment: Bad decisions here limit the meaningfulness of results. Important Steps in Designing an Experiment: 4. Decide how to measure the dependent variable (the outcome) Important Steps in Designing an Experiment: Bad decisions here limit the meaningfulness of results. Important Steps in Designing an Experiment: 5. Decide how to assign people to condition. Important Steps in Designing an Experiment: Random assignment, which equalizes people across conditions, is usually best. Random assignment assures all types get all treatments. types get all treatments....
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This note was uploaded on 02/06/2012 for the course COMM 1200 taught by Professor Hockman during the Spring '07 term at Missouri (Mizzou).

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Research - Today: Research Methods In Social Psychology...

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