The data represent the results for a test for a certain disease. Assume one individual from the group is randomly selected. The individual did have The individual did not the disease have the disease Positive 457 24 Negative 78 341 a. Find the probability of getting someone who tested positive,

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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Question

The data represent the results for a test for a certain disease. Assume
one individual from the group is randomly selected.

The individual did have The individual did not
the disease have the disease
Positive 457 24
Negative 78 341
a. Find the probability of getting someone who tested positive,
given that he or she did not have the disease. Round your answer to
four decimal places. Don’t forget to show your work.
b. Find the probability of getting someone who tested negative,
given that he or she did have the disease. Round your answer to four
decimal places. Don’t forget to show your work

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