=+A.7 The article “FBI Says Fewer Than 25 Failed Polygraph Test” (San Luis Obispo Tribune, July 29, 2001) described the impact of a new program that requires top FBI officials to pass a polygraph test. The article states that false positives (i.e., tests in which an individual fails even though he or she is telling the truth) are relatively common and occur about 15% of the time. Suppose that such a test is given to 10 trustworthy individuals.