Exam practice questions Flashcards
(12 cards)
A percentile score of 98 means that…?
The responder scored higher than 98% of the group tested.
What is the difference between parallel forms and test-retest methods of estimating reliability of a scale?
What other methods are there?
What are the benefits of one over the other?
Parallel forms minimises the influence of practice effects on scores that would impact reliability scores (likely to worsen reliability scores).
What are some of the validation procedures we learnt about?
What are predictive and concurrent validation procedures and when are they employed?
What is Classical Test Theory?
What is convergent validity?
Convergent validity is a type of construct validity.
It is a measure of whether test that assess the same construct yield similar results.
If a new test returns similar results as an old test looking to measure the same construct, then the new test is considered have convergent evidence of construct validity.
This could potentially be an issue if old scales were not good measures of the construct.
What is a criterion-referenced test?
A criterion-referenced test is looking at a test-takers performance compared to an objective score. A norm-referenced test is looking at a test-takers performanced compared to a normative sample.
What was Spearman’s contributions to our understanding of intelligence?
What is Caroll’s Three-Stratum model of intelligence?
How were the Wechsler intelligence tests developed?
How many factors do they measure? What are the factors?
What is ratio IQ and how is it calculated?
Do we still use it?
