The required information needed in order to compute KR-21 includes
a. number of items on the test, mean score, and median score.
b. number of items on the test, mean score, and standard deviation.
c. mean score, standard deviation, median score.
d. mean score, reliability coefficient, and standard deviation.
b
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For three weeks Mr. Gomez recorded the amount of homework his fourth grade students turned in. The next three weeks he rewarded those who turned in homework with free playtime and recorded the turn-in rate for these three weeks. Mr. Gomez is using which design?
a. Counterbalanced
c. 3 
3 factorial
b. One-group time series
d. Multiple single-subject design
According to the text, when considering Program Development, if a program has been tested in other schools, what is the next question?
a. Were those efforts successful? b. Were those schools similar to your school? c. How many students were involved? d. How long did it take?
College-wide graduation requirements apply to
A. general studies students. B. all students regardless of their majors. C. those students who have not yet declared a major. D. students who are taking specific majors.
A "democrat" leader stresses:
A) both tasks and relationships B) tasks over relationships C) relationships over tasks D) neither tasks nor relationships