PSC 41 Lecture Notes - Lecture 13: Null Hypothesis, Stereotype Threat, Analysis Of Variance
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PSC 41 Full Course Notes
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23 caucasian students were administered a difficult math test, 12 students were. 2 different groups (more than 2 would be anova tests) Lecture 13 - 7/25: hypothesis testing in psychology. T-test = enable researchers to statistically examine the difference between two group means. Ex 2: a researcher wants to know if new yorkers spend more money per month on going to movies compared to californians money they spend when they go to the movies each month. The t-test is appropriate for the aronson example because: Outcome is continuous: scores on a math test. Predictor variable is categorical w/ 2 levels: threat condition compared. Researcher asks 100 new yorkers & 100 californians to report how much. Outcome is continuous: how much money spent. Predictor is categorical with 2 levels: californians compared to new. The t-test is appropriate for the movie because: yorkers. Ex 3: researcher is interested in freshman 15 measures their weight again 1 year later.
