Midterm #1 Study Notes

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the primary purpose of the standard error of estimate?

To indicate the accuracy of predictions made by the test (correct)

To assess the item difficulty of a test

To determine the test's validity

To measure the average score of a test

Which of the following is NOT a major method for establishing the reliability of a test?

Split-half reliability

Parallel forms reliability

Item response theory (correct)

Test-retest reliability

Which type of validity focuses on how well a test corresponds with a specific criterion measured at the same time?

Discriminant validity

Concurrent validity (correct)

Content validity

Convergent validity

Which formula is specifically associated with assessing the reliability of tests with dichotomous choices?

Kuder-Richardson-20 (B) Signup and view all the answers

What differentiates item response theory from classical test theory in test construction?

Item response theory allows for varying item characteristics across test-takers. (A) Signup and view all the answers

Which of the following best describes the fundamental purpose of norms in psychological testing?

To provide a framework for interpreting individual test scores relative to a representative group. (D) Signup and view all the answers

A researcher develops a new test to measure anxiety but discovers that it correlates highly with existing depression scales. This primarily threatens the test's:

Discriminant validity (C) Signup and view all the answers

In test score theory, the domain sampling model primarily addresses the challenge of:

Accurately estimating the universal score that would be obtained if all possible items were used. (D) Signup and view all the answers

What situation would make using the split-half reliability method most appropriate?

When evaluating many different test questions with varied content. (B) Signup and view all the answers

Which scenario exemplifies criterion-referenced testing?

Determining if a student has mastered specific learning objectives. (A) Signup and view all the answers

Which concept is LEAST directly addressed by the domain sampling model in test score theory?

The influence of individual examinee characteristics on test scores. (C) Signup and view all the answers

A test is found to have high reliability but consistently fails to predict future job performance. What type of validity is MOST likely compromised?

Criterion validity (D) Signup and view all the answers

When is the KR-20 formula most appropriately used to estimate reliability?

When determining internal consistency of a test with dichotomously scored items. (B) Signup and view all the answers

Which of the following BEST describes the purpose of calculating an item discrimination index?

To evaluate how well an individual item differentiates between high and low-scoring examinees. (A) Signup and view all the answers

How does item response theory (IRT) primarily improve upon classical test theory (CTT) in test construction?

By providing item parameters that are sample-independent, enhancing generalizability. (B) Signup and view all the answers

Study Notes

Standard error of estimate and measurement: Definition and discussion of these concepts.
Test Reliability Methods: Descriptions of methods used to establish test reliability.
Test Definition and Types: Definition and examples of different types of tests. This includes different types of scales, norms, norm-referenced, and criterion-based tests.
Test Purchaser Competencies: Three levels (A, B, C), associated training, and test types.
Construct, Convergent, and Concurrent Validity: Definitions and understanding of these types of validity.
Criterion, Discriminant, and Face Validity: Definitions and distinctions between these types of validity.
Measurement Error Sources: Identifying sources of error in measurement.
Kuder-Richardson-20 and Spearman-Brown Formula: Details on these calculation formulas, and their uses.
Item Response Theory: Definition and description, comparison to classical test construction.
Scale Types and Norms: Different types of scales and norms, including norm-referenced and criterion-based tests.
Test Score Theory: Understanding of domain sampling model, error sources, item response theory, test-retest reliability, parallel forms reliability, split-half reliability, KR20 formula, and Cronbach's Alpha, with standard error of measurement calculation.
Reliability Calculation Methods: Test-retest, parallel forms, split-half, KR20, Cronbach's Alpha, and standard error of measurement. A table showing these methods may be useful.
Validity Types: In-depth knowledge of construct, convergent, concurrent, criterion, predictive, content, discriminant, and face validity. A table for each type of validity may be beneficial.
Item Analysis: Explanation of item difficulty, discrimination index, and item response theory.

Studying That Suits You

Use AI to generate personalized quizzes and flashcards to suit your learning preferences.

Description

Prepare for your midterm with this comprehensive study guide on test measurement concepts. Topics include test reliability methods, types of validity, measurement error sources, and important formulas. Master the essentials of test definition, construct validity, and more to excel in your exam.

Midterm #1 Study Notes - Test Measurement

Choose a study mode