Dr Henry Conducts an Epidemiological Study to Assess the Lifetime

Multiple Choice

Dr. Henry conducts an epidemiological study to assess the lifetime prevalence of schizophrenia in the United States. Dr. Henry is assessing ____.

A) the likely causes of schizophrenia in the population as a whole
B) the number of people in the United States who have had schizophrenia within a certain period of time
C) the percentage of people in a population who have schizophrenia during a given interval of time
D) the age of onset for people in the United States who have schizophrenia