PSYB01H3 Chapter Notes - Chapter 4: Psychometrics, Nomological Network, Factor Analysis
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Measuring mental health and mental illness: mental health and mental illness are two distinctive concepts, not having mental illness does not mean you have mental health, not having mental health does not mean you are mentally ill. Developing and defining constructs: psychological theory is important because it will provide a conceptual framework for your study a. b. 1-2 in terms of ranking: examples of ordinal measurement, grades, military rank, socioeconomic status, must be mutually exclusive and exhaustive c. African american defined by poor academic achievement tend to actually result in poor academic achievement: however, if the person is not defined by it (or identify with it) then no stereotype threat will occur. Evaluating measures: for a test to be meaningful it must be reliable and valid, reliable, consistency in the measurement, validity, refers to the meaning of what is measured. Indexes the degree to which raters consistently code the same observed behavior.