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16 Cards in this Set
- Front
- Back
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Confounding Variables
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something not counted on,like the weather, that can effect an experiments outcome
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operational definition
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describes what the variables and defines the perimeters set for variables
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Research Methods
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natural observation
Survey experiments case study |
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What is Natural observation?
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observing behavior without intervening
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What is a case study
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the investigation of an individual subject/individual
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Descriptive statistics are...
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statistics that are used to organize and summarize data
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Measures of central tendency
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mean median mode
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Variability
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the extent to which the scores in a data set tend to vary from each other and from the mean
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Standard Deviation
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an index of the amount of variability in a set of data
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Correlation
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the extent to which two variables are related to each other
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Correlation Coeffecient
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a numerical index of the degree of a relationship between two variables
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Correlation does not
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equal causation
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Steps in Scientific investigation
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Form hypothesis, design study, collect data, analyze and draw conclusions, report findings.
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Goals of Scientific Enterprise
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Measurement and description, understanding and prediction, application and control
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Data collection Techniques
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Direct observation, questionnaire, interview, psychological test, physiological recording, examination of archival records.
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Schachter
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need for affiliation
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