The external validity of a measure involves the extent to which
A) the effects of an experiment are truly due to conditions the researcher intended to manipulate.
B) different observers of the same behavior agree.
C) the results of a study will hold when studies are conducted with different participants and methods.
D) independent measurements of a given behavior are consistent.

Question

Quizplus · Accepted Answer

External validity refers to the generalizability of research findings to different populations, settings, and methods. Therefore, the extent to which the results of a study will hold when studies are conducted with different participants and methods is a key consideration for external validity. Option A refers to internal validity, option B refers to inter-rater reliability, and option D refers to reliability.

The External Validity of a Measure Involves the Extent to Which