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| Teaching Since: | May 2017 |
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| Questions Answered: | 66690 |
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MCS,PHD
Argosy University/ Phoniex University/
Nov-2005 - Oct-2011
Professor
Phoniex University
Oct-2001 - Nov-2016
A laboratory technician is being tested on her ability to detect contaminated blood samples. Among 100 samples given to her, 20 are contaminated, each with about the same degree of contamination. Suppose the technician makes the correct decision 90% of the time.
a. Make a two-way table showing what you would expect to happen.
b. Compute and interpret her PPV.
c. Compute and interpret her NPV.
d. How would these rates change if she were given 100 samples with 50 contaminated?
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