Use the following results from a test for marijuana use, which is provided by a certain drug testing company. Among 150 subjects with positive test results, there are 22 false positive results. Among 160 negative results, there are 2 false negative results. Complete parts (a) through (c). (Hint: Construct a table.)
a. How many subjects were included in the study? The total number of subjects in the study was nothing .
b. How many subjects did not use marijuana? A total of nothing subjects did not use marijuana.
c. What is the probability that a randomly selected subject did not use marijuana?
The probability that a randomly selected subject did not use marijuana is nothing .
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