External Validity
External validity refers to the extent to which the research findings based on a sample of individuals or objects can be generalized to the same population that the sample is taken from or to other similar populations in terms of contexts, individuals, times, and settings. Thus, external validity is generally concerned with the generalizability of research results and findings to the population that the sample has been taken from. It is a very important concept in all types of research designs (true experimental, quasi-experimental, and nonexperimental) including ones that use surveys to gather data. Therefore, assuring the external validity and the generalizability of the findings should be one of the primary goals of the survey researcher.
The language of survey research often does not include the ...
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Reader's Guide
Ethical Issues In Survey Research
Measurement - Interviewer
Measurement - Mode
Measurement - Questionnaire
Measurement - Respondent
Measurement - Miscellaneous
Nonresponse - Item-Level
Nonresponse - Outcome Codes And Rates
Nonresponse - Unit-Level
Operations - General
Operations - In-Person Surveys
Operations - Interviewer-Administered Surveys
Operations - Mall Surveys
Operations - Telephone Surveys
Political And Election Polling
Public Opinion
Sampling, Coverage, And Weighting
Survey Industry
Survey Statistics
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