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Mathematics, 05.05.2020 20:01 ambriyaarmstrong01

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Two different antibiotics can be used to treat an infection. Treatment with antibiotic 1 is known to be successful 80% of the time. This treatment costs
$80. Antibiotic 2 is successful 90% of the time and costs $100.
The two treatment plans are:
• Plan A: Treat with antibiotic 1. If not effective, treat with antibiotic 2
• Plan B: Treat with antibiotic 2. If not effective, treat with antibiotic 1.
Based on the data provided, what is the probability that a patient treated under plan A will be successfully treated

A.0.98
B.0.72
C.0.80
D.0.90

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