You are asked to design a study measuring how nutritional status is related to serum lead levels in children

Statistics Oct 21, 2020

You are asked to design a study measuring how nutritional status is related to serum lead levels in children. You assess calcium and fat intake, as well as serum lead levels in a sample of 30 children who are 2 years old. Lead levels are measured in micrograms per deciliter (mcg/dL). One child had a lead level of 17 mcg/dL. This is an example of what type of variable?

a) quantitative

b) qualitative

c) independent

d) nominal