Please answer A and B Thank you

ents Of 1232 people who came into a blood bank to give blood, 397 people had high blood pressure. Note: Points will be added manually during exam grading. (a) Estimate the probability that the next person who comes in to give blood will have high blood pressure. (Round to four decimal places if needed.) 0.322 (b) Estimate the probability that the next person who comes in to give blood will not have high blood pressure. (Round to four decimal places if needed.)