on 5 At one of Heart health Study there were 1200 participants being treated for hypertension and et red 2300 who were not on treatment. Construct 95% d out of confidence interval for the proportion of participants who are treated for hypertension a question Select one: O a. (0.327 , 0.359). O b. (0.397 , 0.399). O c. (0.127, 0.859). O d. (0.3 , 0.9). en 4 About 10% of people in particular town have a cancer disease. If we select 6 people at random. What is the probability that exactly 2 person are having cancer. ed dout of question Select one: O a. 0.0908 O b. 0.098 O c. 0.9 O d. 0.98