Question

use the following results from a test for marijuana use, which is provided by a certain drug testing company. among 141 subjects with positive test results, there are 20 false positive results. among 153 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 \boxed{}.

Explanation:

Step1: Identify total positive and negative

The number of subjects with positive test results is 141, and with negative test results is 153.

Step2: Calculate total subjects

To find the total number of subjects, we add the number of positive and negative test results. So, we calculate \(141 + 153\).
\(141+153 = 294\)

Answer:

294