The manufacturer of 'Imaginaricil', a drug for lowering blood pressure, claims that the drug is successful in lowering blood pressure with 85% of patients who received it.  If this claim is true, what is the probability that out of 200 randomly chosen patients who received 'Imaginaricil', only 120 experienced lower blood pressure?  a. 120C80 0.85120 0.1580 b. 200C120 0.85120 0.1580 c. None of the other answers is correct. d. 200C120 0.15120 0.8580 e. 120C80 0.15120 0.8580 f. 100C85 0.85120 0.1580

A First Course in Probability (10th Edition)
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ISBN:9780134753119
Author:Sheldon Ross
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Chapter1: Combinatorial Analysis
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The manufacturer of 'Imaginaricil', a drug for lowering blood pressure, claims that the drug is successful in lowering blood pressure with 85% of patients who received it. 
If this claim is true, what is the probability that out of 200 randomly chosen patients who received 'Imaginaricil', only 120 experienced lower blood pressure? 


a. 120C80 0.85120 0.1580

b. 200C120 0.85120 0.1580

c. None of the other answers is correct.

d. 200C120 0.15120 0.8580

e. 120C80 0.15120 0.8580

f. 100C85 0.85120 0.1580

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