A test has a score reliability of .70 . This means
a. if the test were administered again, at least .70 percent of the subjects would obtain the same score.
b. the test is 70 percent effective in measuring whatever it does measure.
c. 70 percent of the variance in the observed scores is free of error.
d. 70 percent of the variance in the observed scores is error variance.
C
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Instructional devices that help English language learners achieve in science include which of the following?
a. Concept maps b. Drawings and diagrams c. Word boards with key words in English translated into the languages of the English language learners in the class d. Well articulated directions e. All of the above f. None of the above
Dr. Smart has conducted a research study on a new reading strategy in two classrooms. She tested all students’ reading abilities, used the new reading strategy with the one of the classrooms for a quarter, and then tested the reading abilities of the students in both classrooms at the end of the quarter. She adjusted her posttest scores because the students in the control classroom (who were not taught with the new reading strategy) scored higher on their pretests. This is an example of:
a. A double-blind procedure b. Analysis of covariance c. Holding an extraneous variable constant d. Counterbalancing
You have been warned that your new teacher has an authoritarian style of classroom management. You know that the class he is taking over is well known for having students who are free thinkers, and hence, there is a tendency for the class to get distracted from its course. What conflict do you foresee?
What will be an ideal response?
Respect means that teachers and students are
a. highly regarded. b. honored. c. esteemed. d. all of the above