Generalizability refers to an extent to which research results apply to a range of individuals not included in the study.


More definition:
Generalizability is defined as the extent to which the results of a study generalize to, or inform us about, people other than those who were studied Like External validity, Generalizability refers to the extent to which research results hold true outside the specific setting in which they were obtained ; extent to which research results apply to a range of individuals not included in the study.


More definition:
Like external validity, the extent to which research results hold true outside the specific setting in which they were obtained.


More definition:
The extent to which we can say with confidence that the observations made for a sample would apply to other groups.