8 Questions
What does the True score refer to in psychological testing?
The score a test-taker would get if there were no errors in measurement
In psychological testing, what does reliability measure?
The consistency of the test results from one administration to the next
Which concept in psychological testing is described as 'a measure of consistency of test results from one administration of the test to the next'?
Reliability
What can harm reliability when it comes to changes in psychological testing?
Random changes
Which coefficient is associated with measuring homogeneity in psychological testing?
Cronbach's alpha
'Psych08L: Lesson 3' mentions that if a test item is reliable, it can be correlated with other items to measure what?
Construct mastery
'One important type of carryover effect' mentioned in the text is related to what?
'Practice effects'
'Practice effects' in psychological testing refer to what?
Improvement or sharpening of skills with practice
This quiz explores the sources of error when two test forms are given at different times, including random error, systematic error, and time sampling. It also covers problems with developing parallel forms, as well as estimates of reliability through stability and equivalence measures like Pearson Product Moment Correlation.
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