An item analysis splits the "Upper" and "Lower" groups into the top and bottom 50% of cases. Here are the item statistics for four items (21, 22, 23, and 24).
Which item shows negative discrimination?

Question

An item analysis splits the "Upper" and "Lower" groups into the top and bottom 50% of cases. Here are the item statistics for four items (21, 22, 23, and 24).
 Which item shows negative discrimination?

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The Answer of An item analysis splits the "Upper" and "Lower" groups into the top and bottom 50% of cases. Here are the item statistics for four items (21, 22, 23, and 24).
 Which item shows negative discrimination?

An Item Analysis Splits the "Upper" and "Lower" Groups into the Top