Refer to the Sample data for pre employment drug screening shown below. If one o
ID: 2926596 • Letter: R
Question
Refer to the Sample data for pre employment drug screening shown below. If one of the subjects is randomly selected, What is the probability that the test result is a false positive? Who would suffer from a false positive? Why?
Pre Employment Drug Screening Results
Positive Test Result
Drug Use is indicated
Subject Uses Drugs 46
Subject is not a drug User 17
Negative Test Result
Drug Use is Not indicated
Subject Uses Drugs 5
Subject is not a drug User 34
The probability of a false positive test result is (ROUND TO THREE DECIMAL PLACES AS NEEDED)
oneWOIR.ASsigmerits core: 1 of 2 pts or to s complere) HW Score: s5% 90120m 4.1.22 Rehen to the sample daa tor pre-amploymant drug screening shovn below Hone at the eubjects is randomy selacted what i PreEmpormant Drug Sesering Resurs Positive test result Negs Orug Use is IndcatedDrug Use is Not ndcaled Sublect Uses Deugs Subiject Is Non a Drug Use 7 34Explanation / Answer
A false positive occurs when a person is not a drug user and is tested positive.
The number of such cases is 17.
Total number of cases = 17 / (46 + 17 + 5 + 34)
= 17 / 102
= 1 /6
= 0.167.