If an item-discrimination index is negative,
A. low scorers are more likely to have answered the item correctly than high scorers.
B. the alternate form of the test is probably not equivalent.
C. the computer scoring is in error because this index is not supposed to be negative.
D. high scorers are more likely to have answered the item correctly than low scorers.
Answer: A
You might also like to view...
Which of the following is NOT a way of setting probabilities?
a. the analytic view b. the frequentistic view c. the subjective view d. the correlational view
X-linked diseases are more common for females than for males, because females have two X chromosomes
Indicate whether this statement is true or false.
Limited autobiographical memory prior to age 5 is probably because of incomplete myelination of the ______________
a. reticular formation b. hippocampus c. corpus callosum d. Broca's area
The major factor that produces an increase in slow-wave sleep patterns is probably ______.
A. overheating B. fatigue C. extensive cognitive use D. extensive REM sleep the previous night