Quiz_1_Solution - STAT 231 Spring 2010 On-line Test 1...

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STAT 231 Spring 2010 On-line Test 1 Solutions Read the following story and fill in the blanks with the best choice of PPDAC terminology – spelling matters to Angel! “Doctors want to investigate the value of taking vitamin D (2000 international units per day) in preventing a second heart attack in patients who are over 65 and have already had one heart attack. To do so, they plan and conduct a study using patients who are over 65 and show up at their hospital with a heart attack. The doctors enroll the next two hundred eligible consenting patients into the study. Each patient is randomly assigned to take vitamin D or not. The patients are followed for five years and the doctors record whether or not each patient has a second heart attack” 1. A person over 65 who has had one heart attack is a _ unit _ 2. People over 65 who have had one heart attack make up the target population 3. Whether or not each patient has a second heart attack is the response variate 4.
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This note was uploaded on 03/20/2011 for the course STATISTICS 231 taught by Professor Mckay during the Spring '10 term at Waterloo.

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Quiz_1_Solution - STAT 231 Spring 2010 On-line Test 1...

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