Use the information and the table below to answer the next three questions. A new drug is designed to reduce a person's blood pressure. Eight randomly selected hypertensive patients receive the new drug. Suppose the probability t or she receives the new drug is 0.5. Assume the number of hypertensive patients out of the eight whose blood pressure drops follows a binomial model. X P(X= x) 0.0039 0.0313 2 0.1094 3 0.2187 4 0.2734 0.2187 6 0.1094 7 0.0313 8. 0.0039
Use the information and the table below to answer the next three questions. A new drug is designed to reduce a person's blood pressure. Eight randomly selected hypertensive patients receive the new drug. Suppose the probability t or she receives the new drug is 0.5. Assume the number of hypertensive patients out of the eight whose blood pressure drops follows a binomial model. X P(X= x) 0.0039 0.0313 2 0.1094 3 0.2187 4 0.2734 0.2187 6 0.1094 7 0.0313 8. 0.0039
College Algebra
7th Edition
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter9: Counting And Probability
Section9.3: Binomial Probability
Problem 2E: If a binomial experiment has probability p success, then the probability of failure is...
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Transcribed Image Text:Use the information and the table below to answer the next three questions.
A new drug is designed to reduce a person's blood pressure. Eight randomly selected hypertensive patients receive the new drug. Suppose the probability that a hypertensive patient's blood pressure drops if he
or she receives the new drug is 0.5. Assume the number of hypertensive patients out of the eight whose blood pressure drops follows a binomial model.
X P(X=x)
0.0039
0.0313
2
0.1094
3
02187
4
0.2734
0.2187
6
0.1094
7
0.0313
8
0.0039
What is the probability that at least 2 patients see a reduction in blood pressure when taking this medication?
O a. 0.8555
O b.0.1445
O.0.1094
O d.0.9648
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