Suppose a human intervention study provides evidence that when adults consume 5 servings of fruits and vegetables their blood lipid levels are positively impacted The most appropriate conclusion the researchers could make would be that this relationship between diet and blood lipids:
A)will be true for other adults as well.
B)applies only to the adults tested.
C)will be true for other adults and children living in the same area.
D)causes blood lipid levels to decrease in proportion to the number of servings of fruits and vegetables consumed.

Question

Quizplus · Accepted Answer

The evidence from the human intervention study provides a statistical relationship between consuming 5 servings of fruits and vegetables and positive impacts on blood lipid levels. This conclusion can be generalized to the larger population of adults as well. However, it may not necessarily apply to children or to adults in different settings or with different health conditions. Additionally, while the study showed a positive relationship, it did not establish causation, so we cannot conclude that consuming more fruits and vegetables causes a proportional decrease in blood lipid levels.

Suppose a Human Intervention Study Provides Evidence That When Adults