Fichas
Module 4
Fichas del conjunto (19)
- 1ConceptualizationTaking an abstract concept and making it measurable
- 2OperationalizationConnecting concepts to variables or observations
- 3Obtrusive MeasuresObservations
Asking survey questions
Closed-ended: Fixed choice
Open ended: - 4Unobtrusive MeasuresCollecting data from people without their participation
physical trace evidence
archives (available data)
simple observation
contrived observation - 5Nominal Level of MeasurementVariables who have no mathematical interpretation
EX: Race, Sex, religion - 6Ordinal Level of MeasurementThe numbers assigned to cases specify only the order of the cases, permitting “greater than” and “less than” distinctions.
EX: Level of education - 7Interval Level of MeasurementFixed measurement units that have no true zero
EX: Temperature or level of income - 8Ratio Level of MeasurementFixed measuring units and an absolute zero point
EX: Age, number of children - 9Dichotomous VariablesNominal variables having only 2 values
EX: Yes or no, Support or do not support - 10ValidityMaking sure your test is measuring what you want it to
- 11Face ValidityIf something is valid at face value
- 12Content ValidityMakes sure the measure conveys the full scope of a broad subject
- 13Criterion ValidityWhen the scores of one measure match those gained from an already validated measures
- 14Construct ValidityThe degree to which a test measures what it claims, or purports, to be measuring
- 15Test-Retest ReliabilityIf it measures what it is supposed to over time
- 16Alternate-Forms ReliabilityComparing subjects’ answers to slightly different versions of survey questions and getting the same result
- 17Interitem ReliabilityUsing multiple items to measure a single concept
- 18Interobserver ReliabilityAchieved by using more than one researcher when observing events
- 19—
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- Methods of Soc Research 1 Fichas sobre Module 4, creado por Emma Allen el 16/02/2017.
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- Emma Allen
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