The most important consideration when selecting an achievement test for use as the dependent variable measure in classroom research is whether the test
a. has sufficiently high reliability.
b. is easy to administer and score.
c. has sufficiently high criterion-related validity.
d. matches the content and objectives covered during the instructional period.
e. is based on a thorough sample of teaching practices throughout the country.
Question 2
In a test objectivity refers to
a. the extent to which the test samples the underlying variables.
b. the level of agreement observed among scorers.
c. the extent to which the questions are based on theoretically defined traits.
d. the extent to which multiple choice and true-false items are used.
e. how well the sample represents the population of interest.