Question:

A doctor is studying the effects that the amount of junk

Last updated: 8/16/2022

A doctor is studying the effects that the amount of junk

A doctor is studying the effects that the amount of junk food has on blood pressure. As each patient enters his office, he/she fills out a survey about junk food. The doctor then takes the blood pressure of each patient. Is this an experimental or observational study? Explain your reasoning.