09 02 08 - 9/2/08 Psychology Notes Why do research: Goals...

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Unformatted text preview: 9/2/08 Psychology Notes Why do research: Goals of any science o Prediction or estimate the likelihood of a phenomenon occurring o Understanding how or why it occurs Adding a causal explanation to a prediction Theory a proposed account of why/how a certain phenomenon occurs o Application use our understanding to change the behavior Any given behavior can be the result of multiple causes o Isolate the factors to determine which factors are contributing to that behavior People differ greatly from one another o Huge variability makes it difficult for psychologists o Normal distribution however (bell curve) Mean average Median divides population in half Mode most frequently observed score in population In a normal distribution, mean, median, and mode are equal Standard deviation index of average variability how much people deviate from mean,...
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This note was uploaded on 09/21/2008 for the course PSYC 201 taught by Professor Pilkington during the Spring '08 term at William & Mary.

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09 02 08 - 9/2/08 Psychology Notes Why do research: Goals...

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