Mathematics, 04.06.2020 20:01 jen12abc82
At City Community College, every freshman must take Communications 101. The communications department wants to know whether students who take this class in their second semester get better grades than students who take the class in their first semester. Which principle of experimental design can the communications department best use to include a variety of students in both the first and second semester treatment groups of the study?
A.
Randomization
B.
Direct control
C.
Replication
D.
Blocking
Answers: 3
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At City Community College, every freshman must take Communications 101. The communications departmen...
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