Multiple Choice
Which of the following observations is an example of a positive correlation?
A) When members of a population consume fewer fruits and vegetables,their risk of high blood pressure increases.
B) When women gain less weight than average during pregnancy,the birthweights of their babies tend to be lower than average.
C) When a group of children increases their physical activity levels,the percentage of the children who contract cold infections decreases.
D) When a population's intake of green tea increases,the percentage of lung cancer cases in that population decreases.
Correct Answer:
Verified
Correct Answer:
Verified
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