A drug using to treat a particular disease shows 20% failure rate. If we select a sample of 8 patients, what is the probability that exactly 4 of them will recover from the disease? a. 0.0019 Ob. 0.002 Oc. 0.064 O d. 0.046

A First Course in Probability (10th Edition)
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ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
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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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A drug using to treat a particular disease shows 20% failure rate. If we select a sample of 8 patients,
what is the probability that exactly 4 of them will recover from the disease?
a. 0.0019
O b. 0.002
Oc. 0.064
d. 0.046
DELL
Transcribed Image Text:A drug using to treat a particular disease shows 20% failure rate. If we select a sample of 8 patients, what is the probability that exactly 4 of them will recover from the disease? a. 0.0019 O b. 0.002 Oc. 0.064 d. 0.046 DELL
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