According to Biddle and Berliner, a major difference between previous research on class size and more reliable research was the use of ______.
A) larger studies with more schools, classrooms, and children
B) comparisons of children in different class size settings
C) studying children over time, not just for 1 year
D) all of these

Question

Quizplus · Accepted Answer

Biddle and Berliner noted that more reliable research on class size involved larger studies with more schools, classrooms, and children, comparisons of children in different class size settings, and studying children over time, not just for 1 year. Therefore, the best choice is D, which includes all of these factors.

According to Biddle and Berliner, a Major Difference Between Previous