| Dictionary, Encyclopedia and Thesaurus - The Free Dictionary 3,912,629,043 visitors served. |
Dictionary/ thesaurus | Medical dictionary | Legal dictionary | Financial dictionary | Acronyms | Idioms | Encyclopedia | Wikipedia encyclopedia | ? |
face validity |
Also found in: Dictionary/thesaurus, Legal, Encyclopedia, Wikipedia | 0.01 sec. |
|
|
validity [vah-lid´ĭ-te]
the extent to which a measuring device measures what it intends or purports to measure. construct validity the degree to which an instrument measures the characteristic being investigated; the extent to which the conceptual definitions match the operational definitions. content validity verification that the method of measurement actually measures what it is expected to measure; see also face validity. external validity the extent to which study findings can be generalized beyond the sample used in the study. face validity a type of content validity, determining the suitability of a given instrument as a source of data on the subject under investigation, using common-sense criteria. internal validity the extent to which the effects detected in a study are truly caused by the treatment or exposure in the study sample, rather than being due to other biasing effects of extraneous variables. predictive validity the effectiveness of one set of test or research results as a predictor of the outcome of future experiments or tests.
face validity (fāsˑ v n the degree to which a questionnaire or other measurement appears to reflect the variable it has been designed to measure. Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
|
| Medical Dictionary |
| Free Tools: |
For surfers:
Free toolbar & extensions |
Word of the Day |
Help
For webmasters: Free content | Linking | Lookup box | Double-click lookup |
|---|