Three multiple-choice tests were constructed to cover the same curriculum area. Test A had 20 items, Test B had 40 items, and Test C had 60 items. What is the most accurate statement that can be made about the reliability of these tests?

a. All the tests will have the same reliability.
b. Test C will be three times as reliable as Test B and Test B will be twice as reliable as Test A.
c. Test C will have the highest reliability and Test A will have the lowest reliability.


c

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To enhance a student's expressive language development, a second grade teacher might

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