12 15 ww 18 1 21 24 Friedman and Rosenman (1974) classified people into two categories: Type A personalities and Type B

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12 15 Ww 18 1 21 24 Friedman And Rosenman 1974 Classified People Into Two Categories Type A Personalities And Type B 1 (36.54 KiB) Viewed 13 times

12 15 ww 18 1 21 24 Friedman and Rosenman (1974) classified people into two categories: Type A personalities and Type B personalities. Type As are hard driving, competitive, and ambitious. Type Bs are more relaxed and easy going. One factor that differentiates these two groups is the chronically high level of frustration experienced by Type As. To demonstrate this phenomenon, separate samples of Type As and Type Bs are obtained, with n=8 in each sample. Each participant is given a questionnaire to assess his/her typical level of frustration; a higher score indicates greater frustration. Which of the following statements best describes the IV in this study? (choose one) It is a manipulated variable. It is not possible to tell from the context if the IV is a manipulated variable or a subject variable. It is neither a manipulated variable nor a subject variable. It is both a manipulated variable and a subject variable. It is a subject (non manipulated) variable.