What is the purpose of an item discrimination index and how is it calculated?
Correct Answer:
Verified
Because inferences regarding the meaning...View Answer
Unlock this answer now
Get Access to more Verified Answers free of charge
Q48: Items for which the p value falls
Q49: Describe how we collect and interpret data
Q50: What are item-total correlations? What is their
Q51: Identify and explain the criteria for retaining
Q52: Describe how we collect, analyze, and interpret
Q54: While test validity is a statistical concept,
Q55: Which one of the following explanations was
Q56: What is the importance of item difficulty
Q57: What is the line in this graph
Q58: What are interitem correlations? What is their
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents