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Examen
Evaluating Proof Blocks Problems as Exam Questions
ovide much more information across a range of ability levels than 
 either of the other two items. 
 Summing together multiple item information functions gives 
 the combined information that can be gained about a given student 
 from a set of items. To better understand the quality of information 
 that Proof Blocks problems provide about students in a discrete 
 mathematics course, we calculate the average item information 
 curve for each category by summing the information curves for 
 all t...