Use tree diagram to present the given information b. Find the probability that a randomly selected patient has the disease and tests positive.
Use tree diagram to present the given information b. Find the probability that a randomly selected patient has the disease and tests positive.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 10CYU
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Question
A hospital is testing patients for a certain disease. If a patient has the disease, the test is
designed to return a "positive" result. If a patient does not have the disease, the test should
return a "negative" result. No test is perfect though.
• 99 percent of patients who have the disease will test positive.
• 5 percent of patients who don't have the disease will also test positive.
• 10 percent of the population in question has the disease.
a. Use tree diagram to present the given information
b. Find the probability that a randomly selected patient has the disease and tests positive.
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