HLTH 501 2. As part of a study, investigators wanted to assess the accuracy of self-reported smoking status. Participants are asked whether they currently smoke or not. In addition, laboratory tests are performed on hair samples to determine presence or absence of nicotine. The laboratory assessment is considered the gold standard, or truth about nicotine. The data are as follows: Nicotine Present ho Self-Reported Non-Smoker Self-Reported Smoker Nicotine Absent 82 12 14 52 A. What is the sensitivity ofself-reported smoking status S 83.8% ~ B. What is the specificity of self-reported smoking status? Sceoan ne 3. A recent study reported that the nrevalence of hynerlinidemia (defined as total chole

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HLTH 501
2. As part of a study, investigators wanted to assess the accuracy of self-reported smoking status.
Participants are asked whether they currently smoke or not. In addition, laboratory tests are
performed on hair samples to determine presence or absence of nicotine. The laboratory
assessment is considered the gold standard, or truth about nicotine. The data are as follows:
Nicotine Present ho
Self-Reported Non-Smoker
Self-Reported Smoker
Nicotine Absent
82
12
14
52
A. What is the sensitivity ofself-reported smoking status S
83.8%
~
B. What is the specificity of self-reported smoking status?
Sceoan ne
3. A recent study reported that the nrevalence of hynerlinidemia (defined as total chole
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HLTH 501 2. As part of a study, investigators wanted to assess the accuracy of self-reported smoking status. Participants are asked whether they currently smoke or not. In addition, laboratory tests are performed on hair samples to determine presence or absence of nicotine. The laboratory assessment is considered the gold standard, or truth about nicotine. The data are as follows: Nicotine Present ho Self-Reported Non-Smoker Self-Reported Smoker Nicotine Absent 82 12 14 52 A. What is the sensitivity ofself-reported smoking status S 83.8% ~ B. What is the specificity of self-reported smoking status? Sceoan ne 3. A recent study reported that the nrevalence of hynerlinidemia (defined as total chole

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