Multiple Choice
Psychologists and epidemiologists would agree that which type of study is the most desirable design,the "gold standard" of scientific research?
A) case-control study
B) randomized, placebo-controlled, double-blind trial
C) natural experiment
D) correlational study
Correct Answer:
Verified
Correct Answer:
Verified
Q1: Cross-sectional studies<br>A) follow disease-free participants over a
Q9: If two variables increase or decrease together,
Q10: For a treatment to be considered effective,the
Q11: A useful theory should generate,organize,and guide research.
Q31: Which of these statements is true?<br>A) Placebo
Q38: Most health-related evidence<br>A) is the result of
Q39: A prospective study begins with a group
Q61: Which of these is NOT a characteristic
Q83: Reliability means<br>A) accuracy.<br>B) structure.<br>C) validity.<br>D) consistency.
Q116: A positive correlation between physical health and