Data collection for types of correlation studies is generally
a. longer than most qualitative approaches.
b. shorter for prediction studies than for correlation studies.
c. longer than most types of quantitative research.
d. shorter than most types of quantitative research.
d
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A group of researchers retained their null hypothesis. They might be able to conclude that there is no relationship among the variables of study if
a. they studied a complete population. b. they sampled an extremely large number of subjects. c. Both of these. d. None of these is true.
One advantage of norm-referenced grading is that
a. it can be used to determine whether students have met specific objectives. b. it is useful in situations where mastery learning is the goal of instruction. c. it can be used to assess advanced levels of learning. d. it can be used in most public-school situations.
In order to provide students with comprehensible input, teachers should use
A) only on-grade level texts and materials. B) organize the instruction around the grammatical structure of the target language. C) require that each student participate in class discussion. D) use pictures and objects along with the target language to focus on meaning.
According to research, the most effective intervention for increasing the achievement of students at risk is to:
a. increase the number of assignments and quizzes given. b. increase the number of A's and B's given. c. slightly relax the standards for classroom management and discipline. d. give the students more opportunity to respond to written materials, such as worksheets.