Item Response Theory (IRT) Quiz

• The time taken by an individual to respond to an item
• The probability of a person's response to an item as a function of their ability or trait level (correct)
• The absolute correctness of an individual's response to an item
• The number of attempts an individual makes to respond to an item

• Each test item has inherent characteristics such as difficulty and discrimination parameters (correct)
• Each test item has a random difficulty level for different individuals
• Each test item has a fixed and unchangeable difficulty level
• Each test item has no influence on assessing an individual's ability

• To increase the discrimination parameter of items for better accuracy
• To determine the parameters of items, aiding in constructing accurate and fair tests (correct)
• To eliminate items that do not align with the test objectives
• To change the difficulty level of items based on individual responses

<p>Item information (D)</p> Signup and view all the answers

<p>The quality and effectiveness of assessment tools like standardized tests, surveys, or questionnaires (B)</p> Signup and view all the answers