Test-Retest Reliability in Selection Measures

Choose a study mode

Play Quiz

Study Flashcards

Spaced Repetition

Chat to Lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What does test-retest reliability measure?

Stability and consistency of scores across time

How is alternate-forms reliability assessed?

By using two different forms of the same test

What does internal reliability focus on?

Consistency in how items measure the same dimension or construct

What is item homogeneity in relation to internal reliability?

Determining if all items measure the same thing Signup and view all the answers

Name one method used to determine internal consistency.

Split-half method Signup and view all the answers

What formula is used to adjust the correlation in the split-half method?

Spear-Brown prophecy formula Signup and view all the answers

What is the main difference between K-R 20 and Coefficient Alpha in terms of the type of items they are used for?

K-R 20 is used for tests containing dichotomous items, while Coefficient Alpha is used for tests containing interval and ratio items. Signup and view all the answers

Explain the concept of Content Validity in relation to test items.

Content Validity refers to the extent to which test items sample the content they are supposed to measure. Signup and view all the answers

What is Concurrent Validity in terms of criterion validity?

Concurrent Validity involves assessing current performance to validate test scores. Signup and view all the answers

Define Construct Validity and how it is determined.

Construct Validity is the degree to which a test measures the intended construct. It is determined by correlating test scores with scores from other tests. Signup and view all the answers

Explain the term Adverse Impact in the context of selection procedures.

Adverse Impact refers to the negative effect an unfair and biased selection procedure has on a protected class. Signup and view all the answers

What is the approach used when more than one criterion-valid test is used to make hiring decisions?

Multiple regression is used to combine the scores of multiple tests, weighting each score based on how well it predicts the criterion. Signup and view all the answers