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People who get angry easily tend to have more heart disease….

People who get angry easily tend to have more heart disease. That’s the conclusion of a study followed a random sample of 13,000 people from three locations for about four years. All subjects were free of heart disease at the beginning of the study. The subjects took the Spielberger Trait Anger Scale test, which measures how prone a person is to sudden anger. Here are data for the 10,000 people in the sample who had normal blood pressure. CHD stands for coronary heart disease. Low Anger Moderate Anger High Anger Total CHD 100 200 50 350 no CHD 2900 4800 1950 9650 Total 3000 5000 2000 10000 Use the information provided to answer the following questions. Enter the exact numerical values in the spaces provided. Do not round your answers. Note: Do not leave your answer as a ratio. For example, if your answer is 65/100, enter it as a decimal: 0.65.   a. What is the probability that an individual has CHD? [a]   b. What is the probability that an individual is classified as having high anger? [b]   c. What is the probability that an individual has CHD AND is classified as having high anger? [c]   d. What is the probability that an individual either has CHD OR is classified as having high anger? [d]   e. What is the probability of having CHD given that an individual is classified as having high anger? [e]

By taking and handing in this exam, you acknowledge that you…

By taking and handing in this exam, you acknowledge that you have read and agree to the following. I am aware of the academic honesty statement given in the course syllabus. In particular, I recognize that I am responsible for making myself aware of and understanding the University policies and procedures that pertain to Academic Honesty. Among others, these policies include cheating, fabrication, falsification and forgery, multiple submission, plagiarism, complicity and computer misuse. I also recognize that I am aware that the academic policies addressing Student Rights and Responsibilities can be found in the Code of Student Rights, Responsibilities, and Conduct. On my honor, I also acknowledge the following. I have worked independently (you are not allowed to work in groups or teams for the exam) and have neither given nor received any unauthorized aid regarding the exam. I will never share this exam or any of its contents with anyone other than the instructor(s) of this class. If there is reason to believe you have violated this academic honor pledge or have otherwise been involved in academic dishonesty, you will be assigned a grade of zero for the exam and subsequently referred to the Office of Student Conduct.