All of the following features are shared by the RDA and the AI EXCEPT
a. both are included in the DRI.
b. both serve as nutrient intake goals for individuals.
c. neither covers 100 of the population's nutrient needs.
d. neither is useful for evaluating nutrition programs for groups of people.
Question 2
Which of the following is NOT a feature of the Adequate Intake (AI) and the Recommended Dietary Allowance (RDA)?
a. Both values exceed the average requirements
b. AI values are more tentative than RDA values
c. The percentage of people covered is known for both values
d. Both values may serve as nutrient intake goals for individuals