Mathematics, 13.05.2021 19:30 tonnie179
The two-way table shows the results of a recent study on the effectiveness of the flu vaccine.
A 4-column table has 3 rows. The first column has entries Vaccinated, not vaccinated, total. The second column is labeled Positive with entries 465, 485, 950. The third column is labeled Negative with entries 771, 600, 1,371. The fourth column is labeled Total with entries 1,236, 1,085, 2,321.
What is the probability that a randomly selected person who tested positive for the flu is vaccinated?
StartFraction 465 Over 2,321 EndFraction
StartFraction 465 Over 1,236 EndFraction
StartFraction 465 Over 950 EndFraction
StartFraction 465 Over 485 EndFraction
Answers: 2
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The two-way table shows the results of a recent study on the effectiveness of the flu vaccine.
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