Under Classical Test Theory (CTT) item analysis, the p-value for a given item is most likely to fluctuate based on ______.

Question

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The p-value, or difficulty index, in Classical Test Theory (CTT) item analysis, is likely to fluctuate based on who takes the test because it measures the proportion of test-takers who answer an item correctly. Different groups may have varying levels of knowledge or ability, affecting the p-value.

Under Classical Test Theory (CTT) Item Analysis, the P-Value for a Given