form b(n,p,x). There is no need to give the numerical value of the probability. Assume the conditions for a binomial experiment are satisfied. Complete parts (a) and (b) below. C... a. In 2016, 15% of adults in a region smoked cigarettes. If 35 adults from this region are randomly selected, what is the probability that exactly 7 are smokers? Let a success be an adult that is a smoker. The probability is b(n,p.x) = b ( 35,0.15, 7) (Type integers or decimals. Do not round.) b. In 2016, 15% of adults in a region smoked cigarettes. If 35 adults from this region are randomly selected, what is the probability that exactly 31 are NOT smokers? Let a success be an adult that is not a smoker. The probability is b(n,p,x)=b ( (Type integers or decimals. Do not round.)

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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Q4 Part 2

For each situation, identify the sample size n, the probability of success p, and the number of successes x. When asked for the probability, state the answer in the
form b(n,p,x). There is no need to give the numerical value of the probability. Assume the conditions for a binomial experiment are satisfied. Complete parts (a) and
(b) below.
a. In 2016, 15% of adults in a region smoked cigarettes. If 35 adults from this region are randomly selected, what is the probability that exactly 7 are smokers? Let a
success be an adult that is a smoker.
The probability is b(n,p,x)=b (35,0.15,7)
(Type integers or decimals. Do not round.)
b. In 2016, 15% of adults in a region smoked cigarettes. If 35 adults from this region are randomly selected, what is the probability that exactly 31 are NOT smokers?
Let a success be an adult that is not a smoker.
The probability is b(n,p,x)=b (..
(Type integers or decimals. Do not round.)
Transcribed Image Text:For each situation, identify the sample size n, the probability of success p, and the number of successes x. When asked for the probability, state the answer in the form b(n,p,x). There is no need to give the numerical value of the probability. Assume the conditions for a binomial experiment are satisfied. Complete parts (a) and (b) below. a. In 2016, 15% of adults in a region smoked cigarettes. If 35 adults from this region are randomly selected, what is the probability that exactly 7 are smokers? Let a success be an adult that is a smoker. The probability is b(n,p,x)=b (35,0.15,7) (Type integers or decimals. Do not round.) b. In 2016, 15% of adults in a region smoked cigarettes. If 35 adults from this region are randomly selected, what is the probability that exactly 31 are NOT smokers? Let a success be an adult that is not a smoker. The probability is b(n,p,x)=b (.. (Type integers or decimals. Do not round.)
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