Podcast
Questions and Answers
What is the primary focus of item analysis?
What is the primary focus of item analysis?
- Exploring test reliability and validity
- Evaluating the entire test as a whole
- Improving the test environment
- Assessing the functioning of individual test items (correct)
What is the aim of item analysis?
What is the aim of item analysis?
- To explain low reliability and validity
- To eliminate all distractors in multiple choice questions
- To develop better tests by improving individual items (correct)
- To increase the number of test items
What does distractor analysis examine in a multiple choice test?
What does distractor analysis examine in a multiple choice test?
- The frequency of each correct response chosen by examinees
- The time taken by examinees to complete the test
- The difficulty level of each answer option in a question
- The effectiveness of the distractors in leading examinees away from the correct answer (correct)
What should good distractors do in a multiple choice test?
What should good distractors do in a multiple choice test?
What does item difficulty analysis focus on?
What does item difficulty analysis focus on?
What is the purpose of removing bad items in item analysis?
What is the purpose of removing bad items in item analysis?
What is the optimum difficulty level for a four-choice item according to Kaplan and Saccuzzo (2017)?
What is the optimum difficulty level for a four-choice item according to Kaplan and Saccuzzo (2017)?
What is the aim of Item Discrimination Analysis?
What is the aim of Item Discrimination Analysis?
What is the formula for Discrimination index (D)?
What is the formula for Discrimination index (D)?
What does a negative Discrimination index (D) indicate?
What does a negative Discrimination index (D) indicate?
What range of values can Interitem correlation have?
What range of values can Interitem correlation have?
What is the percentage of guessing for a true-false item?
What is the percentage of guessing for a true-false item?
How does item difficulty change with plausible distractors?
How does item difficulty change with plausible distractors?
What does a p value of 1.0 indicate?
What does a p value of 1.0 indicate?
Why are extreme p values (0 or 1) not optimal for measuring individual differences?
Why are extreme p values (0 or 1) not optimal for measuring individual differences?
'Item-total correlation' helps in determining what aspect of an item's performance?
'Item-total correlation' helps in determining what aspect of an item's performance?
What defines optimum difficulty level for a true-false item?
What defines optimum difficulty level for a true-false item?
What does 'p' value measure in relation to test items?
What does 'p' value measure in relation to test items?
What is the capital city of Denmark?
What is the capital city of Denmark?
What is the optimal difficulty level for a four-choice item, according to Kaplan and Saccuzzo (2017)?
What is the optimal difficulty level for a four-choice item, according to Kaplan and Saccuzzo (2017)?
What does a discrimination index (D) of 0.50 indicate?
What does a discrimination index (D) of 0.50 indicate?
What is the percentage of answering a true-false question by guessing?
What is the percentage of answering a true-false question by guessing?
What can a (-) item-total correlation indicate?
What can a (-) item-total correlation indicate?
What does an item-total correlation of 0 indicate?
What does an item-total correlation of 0 indicate?
What does a p value of 1.0 indicate?
What does a p value of 1.0 indicate?
What does a p value of 0.0 indicate?
What does a p value of 0.0 indicate?
'How many people answered the item correctly.' Only applicable to maximum performance tests. What does 'p=1' mean?
'How many people answered the item correctly.' Only applicable to maximum performance tests. What does 'p=1' mean?
What is the optimum difficulty level for a true-false item, according to Kaplan and Saccuzzo (2017)?
What is the optimum difficulty level for a true-false item, according to Kaplan and Saccuzzo (2017)?
What is the aim of measuring the discriminating power of an item?
What is the aim of measuring the discriminating power of an item?
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