Definities validiteiten

Question 1

Geef de definitie van constructvaliditeit

Answer 1

The extent to which the operationalization of units, treatments, observations and settings captures the higher order constructs (match between conceptual level and operational level).

Dit is een variabele die niet direct waarneembaar is. Om constructen te meten heb je meerdere waarneembare of meetbare indicatoren nodig.

Question 2

Geef de definitie van interne validiteit

Answer 2

The extent to which inferences about observed covariation between A (independent concept) and B (dependent concept) reflect a causal relationship from A to B.

Question 3

Geef de definitie van externe validiteit

Answer 3

The extent to which the results hold over variations in persons, settings, treatments and outcomes (i.e. generalizability of results).

Question 4

Geef de definitie van statistische validiteit

Answer 4

The appropriate use of statistics to test the hypotheses.