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3. Officials at the suicide prevention center know that 5% of all people who phone their hotline actually attempt suicide. A psychologist has devised a quick and simple verbal test to help identify those callers who will actually attempt suicide. She found that

3. Officials at the suicide prevention center know that 5% of all people who phone their hotline actually attempt suicide. A psychologist has devised a quick and simple verbal test to help identify those callers who will actually attempt suicide. She found that

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.4: Collecting Data
Problem 3E
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Officials at the suicide prevention center know that 5% of all people who phone their hotline actually attempt suicide. A psychologist has devised a quick and simple verbal test to help identify those callers who will actually attempt suicide. She found that 3.
Transcribed Image Text:Officials at the suicide prevention center know that 5% of all people who phone their hotline actually attempt suicide. A psychologist has devised a quick and simple verbal test to help identify those callers who will actually attempt suicide. She found that 3.
b. but only 5% of those who will not attempt suicide have a positive score on this test. If you get a positive identification from a caller on this test, what is the probability that he would actually attempt suicide?
Transcribed Image Text:b. but only 5% of those who will not attempt suicide have a positive score on this test. If you get a positive identification from a caller on this test, what is the probability that he would actually attempt suicide?
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