Researchers administered a questionnaire and obtained results for a random sample of 250 gynecologists. The number checking the response to 3 questions are shown in the table below. Can you conclude from these data that in the sampled population fewer than 15 percent have seen (during the past year) one or more pregnant women with elevated blood lead levels? Let a=0.05. Question Response Option 1 (n) Response Option 2 (n) When you have a choice, Dilation and Curettage (170) Vobra Aspiration (80) which procedure do you prefer for obtaining samples of endometrium? Have you seen one or more Yes (20) No (230) pregnant women during the past year whom you knew to have elevated blood lead levels? Do you routinely acquaint Yes (236) No (14) your pregnant patients who smoke with the suspected hazards of smoking to the fetus