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Asked Dec 22, 2019
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In Exercises 6–10, use the following results from tests of an experiment to test the effectiveness of an experimental vaccine for children(based on data from USA Today). Express all probabilities in decimal form

If 1 of the 1602 subjects is randomly selected, find the probability of getting 1 that developed flu.

Did Not Develop Flu
Developed Flu
1056
Vaccine Treatment
14
95
437
Placebo
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Did Not Develop Flu Developed Flu 1056 Vaccine Treatment 14 95 437 Placebo

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Expert Answer

Obtain the probability of getting one child who had developed flu:

Let eve...

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Number of ways A occurs P(Developed flu)= Total number of events {Vaccine Treatment + Placebo} 1.602 109 1,602 = 0.068

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