questions and answers.
Hind sight bias - n
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The tendency to believe, after learning an outcome, that one would have foreseen it-
"I knew it all along"
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critical thinking - n
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Is rationally deciding what to believe \ what to do. When one rationally decides
something, he or she evaluates information to see if it makes sense, whether it's
coherent, and whether the argument is well founded on evidence.
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validity - n
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the extent to which a test or experiment measures or predicts what it is supposed to do
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theory - n
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A hypothesis that has been tested with a significant amount of data
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hypothesis - n
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A testable prediction, often implied by a theory
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operational definition - n
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A statement of the procedures used to define research variables
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replication - n
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replicate the original study
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case study - n
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, An observation technique in which one person is studied in depth in the hope of
revealing universal principles.
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survey - n
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A study, generally in the form of an interview or questionnaire, that provides researchers
with information about how people think and act.
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population - n
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the whole group that you want to study and describe
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random sample - n
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A sample that fairly represents a population because each member has an equal
chance of inclusion
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Convenience sample - n
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Convenience sampling involves using respondents who are "convenient" to the
researcher. They may be recruited merely asking people who are present in the street,
in a public building, or in a workplace, for example
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sampling bias - n
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flawed sampling process that produces an unrepresentative sample
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naturalistic observation - n
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Observing and recording behavior in naturally occurring situations without trying to
manipulate and control the situation
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correlation - n
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A measure of the relationship between two variables
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correlation coefficient - n
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