In a true experiment
A) the control group receives the treatment
B) the subjects are randomly assigned to the control and experimental groups
C) both the control and experimental groups receive the treatment
D) it is not necessary to control for the Hawthorne effect
Correct Answer:
Verified
Q13: In research, the population refers to
A) the
Q14: One major disadvantage of a non-probability sample
Q15: Whether the results of the study can
Q16: Random assignment of subjects to the treatment
Q17: Pre-experimental designs produce the greatest threat to
Q18: The variable which defines the condition or
Q19: Which of the following is a feature
Q20: Selecting every 10th subject from an accurate
Q22: The influence of extraneous variables can be
Q23: The time series design
A) requires periodic observations
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