Of 1232 people who came into a blood bank to give blood, 397 people had high blood pressure. Estimate the probability that the next person who comes in to give blood will have high blood pressure.

Question

Quizplus · Accepted Answer

To estimate the probability that the next person who comes in to give blood will have high blood pressure, we need to use the proportion of people who had high blood pressure among those who came into the blood bank.

Proportion = Number of people with high blood pressure / Total number of people who came to give blood

Proportion = 397 / 1232

Proportion = 0.322

Therefore, the estimated probability is 0.322, which is closest to option C (0.322).

Of 1232 People Who Came into a Blood Bank to Give