A Pharmaceutical Company Wishes to Study a Possible New Headache

Multiple Choice

A pharmaceutical company wishes to study a possible new headache medicine. They are doing human trials with 1000 volunteers and need to ______________

A) give both control and experimental groups the same amount of the new medication
B) have 10 volunteers in the control group
C) control for the type of headachestress, migraine, or other causes
D) put all women in the control group and all men in the experimental group
E) divide the groups by level of health