Question: I need help on these question It is estimated that roughly half of smokers lie when asked about their smoking involvement. Pulse CD-oximeters may be
I need help on these question

It is estimated that roughly half of smokers lie when asked about their smoking involvement. Pulse CD-oximeters may be a way to get information about smoking without relying on pati ents' statements. CD-Dximetry Test for smoking Positive Test Result Negative Test Result non smoker smoker Use the table to answer questions, if possible, write your answer in fraction format. a} If one of the subjects is randomly selected, nd the probability of selecting someone who had a positive test result and is a nonsmoker. b} If one of the subjects is randomly selected, nd the probability of selecting someone who had a negative test result or is a smoker. c} If two different study subjects are randomly selected without replaciEmEHt, nd the probability that they both are smokers. d} If one of the subjects is randomly selected, nd the probability of selecting someone who is a nonsmoker, given that the subject had a positive test result. e} If one of the subjecls is randomly selected, nd the probability of selecting someone who had a positive test result, given that the subject is a nonsmoker. Is it same with part D
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