The table below summarizes the results from an observational study that followed a random sample of 8,474 people for about four years. All participants were free from heart disease at the beginning of the study. The variable Anger categorizes participants as Low Anger, Moderate Anger, High Anger based on the Speilberger Trait Anger Scale test, which measures how prone a person is to sudden feelings of CHD stands for coronary heart disease, which is a count of the people who had heart attacks or needed medical attention for heart disease during the study.

Low Anger

Moderate Anger

High Anger

Total

CHD

53

110

27

190

No CHD

3,057

4,621

606

8,284

Total

3,110

4,731

633

8,474

Question 13 3 pts The table below summarizes the results from an observational study that followed a random sample of 8,474 people for about four years. All participants were free from heart disease at the beginning of the study. The variable Anger categorizes participants as Low Anger, Moderate Anger, High Anger based on the Speilberger Trait Anger Scale test, which measures how prone a person is to sudden feelings of CHD stands for coronary heart disease, which is a count of the people who had heart attacks or needed medical attention for heart disease during the study. Low Anger Moderate Anger High Anger CHD 53 110 27 No CHD 3,057 4,621 Total 3,110 4,731 Find the following probabilities, rounded to four decimal places. Write the fractions that gives your decimal answers on your pa per for credit. a. PIECHD) = b. PIECHD | High Anger} = c. PIECHD 8: High Anger) =