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Research Vocab

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Across
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method of experimental group assignment in which all participants have an equal chance of being assigned to either group
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repeating an experiment using different samples to determine the research’s reliability
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people's expectations or beliefs influencing or determining their experience in a given situation
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conclusions are drawn from observations
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variable that the researcher measures to see how much effect the independent variable had
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number from -1 to +1, indicating the strength and direction of the relationship between variables, and usually represented by r
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subset of a larger population in which every member of the population has an equal chance of being selected
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two variables change in different directions, with one becoming larger as the other becomes smaller; a negative correlation is not the same thing as no correlation
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tendency to ignore evidence that disproves ideas or beliefs
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serves as a basis for comparison and controls for chance factors that might influence the results of the study—by holding such factors constant across groups so that the experimental manipulation is the only difference between groups
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experiment in which both the researchers and the participants are blind to group assignments
Down
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when an experiment involved deception, participants are told complete and truthful information about the experiment at its conclusion
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description of what actions and operations will be used to measure the dependent variables and manipulate the independent variables
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relationship between two or more variables; when two variables are correlated, one variable changes as the other does
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well-developed set of ideas that propose an explanation for observed phenomena
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tentative and testable statement about the relationship between two or more variables
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observational research study focusing on one or a few people