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Validity vs Credibility - What's the difference?

validity | credibility |

As nouns the difference between validity and credibility

is that validity is the state of being valid, authentic or genuine while credibility is reputation impacting one's ability to be believed.

validity

English

Noun

(wikipedia validity)
  • The state of being valid, authentic or genuine.
  • Having legal force.
  • A quality of a measurement indicating the degree to which the measure reflects the underlying construct, that is, whether it measures what it purports to measure (see reliability).

    • credibility

    English

    Noun

  • Reputation impacting one's ability to be believed.
    • After weeks of blowing smoke, her credibility with me was next to nil.
  • (legal) Believability of statements by a witness, as measured by whether the testimony is probable or improbable when judged by common experience.

    • Synonyms

    * (sense, reputation impacting one's ability to be believed) believability, personal capital

    Related terms

    * credence * credible * credit

    Coordinate terms

    * cred