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A Classmate Designs the Following Experiment

Question 15

Multiple Choice

A classmate designs the following experiment. What advice would you give him to improve upon it? A classmate designs the following experiment. What advice would you give him to improve upon it? A) to specify both groups as receiving zero level of T B) not to perform a pretest-posttest C) to randomly assign participants to groups D) to randomly select participants from the population


A) to specify both groups as receiving zero level of T
B) not to perform a pretest-posttest
C) to randomly assign participants to groups
D) to randomly select participants from the population

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