chapter 5 Flashcards
there must be evidence that it has validity
for the Particular situation_ to which it is being applied.
__valid measure
It is necessary to show some proof that a test is valid for the purpose for which it is being used.
Validity
can be defined as the _agreement__ between a test score or measure and the quality it is believed to measure.
_Face__ Validity
The test appears to measure what it says it’s measuring.
Three primary types of evidence
Construct-related validity
Criterion-related validity
Content-related validity
Construct __underrepresentation
not all important aspects of the construct are sampled;
Construct-irrelevant variance
scores are influenced by factors irrelevant to the construct ..such as the effect of anxiety or reading problems on test-taking
particular criterion
the correlation between a test and a well-defined criterion measure
predictive_validity test_
Using a test to forecast something is actually a type of criterion validity
Strong Interest Inventory
compares people’s interests with those of individuals who are in a variety of occupations and are happy in them.
Validity coefficient.
The relationship between a test and a criterion is usually expressed as a correlation
Hamilton
is a rating of a patient by a professional
Beck_
self-report scale of depression
What does the criterion mean?
The criterion itself must be Reliable and valid.
The best predictor of future
behavior is past behavior!