Ch. 6 - Measurement Flashcards
1
Q
levels of measurement
A
distinctiveness: nominal, ordinal, interval, ratio
magnitude: ordinal, interval, ratio
equal-interval: interval, ratio
absolute zero: ratio
2
Q
classical test theory
A
observed score = true score + measurement error
3
Q
validity (3 types)
A
criterion: meets criteria of similar study?
construct validity: convergent (things that should be related ARE), discriminant (things that should NOT be related AREN’T)
content validity: whole domain/construct being studied
