Which purpose is served by the inclusion of a control group in a randomized controlled trial (RCT) ?
A) Distributing known and unknown factors equally
B) Protecting against the occurrence of selection bias
C) Ensuring similarity of experimental and control groups
D) Allowing for comparison of experimental and control groups
Correct Answer:
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Q1: Explain the relationship between positivism and quantitative
Q2: Which research design is quantitative in nature?
A)
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Q4: Differentiate between an experimental study and a
Q5: Which research design is considered most powerful
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Q8: Summarize the nature of the cross-sectional study
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