The Total Cholesterol Readings for 40 Female Patients Seen This

Multiple Choice

The total cholesterol readings for 40 female patients seen this week at a doctor's office were recorded. Figure is a histogram of these data. Use the following figure. How many patients had total cholesterol readings between 500 and 600?

A) 4 patients
B) 3 patients
C) 2 patients
D) 5 patients
E) 6 patients