PSYC 2001 Lecture Notes - Lecture 3: Theoretical Definition, Brown Hair, Shy People
15 Dec 2017
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Ariables must have at least two levels/values. The headline: nearly 60% of teens text while driving. Levels = whether a person texts while driving or does not text while driving. Something that could vary but has only one level in the study at question. Researchers in a study either measure or manipulate each variable: measured variable: . A variable whose levels are simply observed and recorded: manipulated variable : a variable a researcher controls. Some variables (i. e. height, iq) are measured using (i. e. scales, rulers, devices). Abstract variables (i. e. depression, stress) are measured through (i. e. set of questions, interviews) They can only measure what gender they already are. A study on long-term effects of elementary education, you can"t ethically assign children to. You could also manipulate this variable by assigning willing people to dye their hair blonde or brown. brunette. Researchers use concept-level language to talk about research.
