Mod 4-8 Before you move on

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7 Terms

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Drawbacks of Descriptive Research Methods

does not explain behavior (only describes)

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Confounding variables

a factor other than the factor being studied that might influence a study’s results

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Validity

the extent to which a test or experiment measures or predicts what it is supposed to. (See also content validity and predictive validity.)

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What is the importance of operational definitions in experimental research

a carefully worded statement of the exact procedures used in a research study, they let you replicate the study

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Descriptive statistics

numerical data used to measure and describe characteristics of a group

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Inferential statistics

numerical data that allow on to generalize and to infer from sample data the probability of something being true of a population

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Ethics Codes

  1. obtain potential participants informed consent to take part

  2. protect participants from greater-than-usual harm and discomfort

  3. keep info about individual participants confidential

  4. fully debrief people