Question 738074: According to a survey, 62% of U.S. adults consider themselves sports fans. You randomly select 14 adults to survey.
Draw a histogram of the binomial distribution showing the probability that adults consider themselves sports fans.
What is the most likely number of adults who consider themselves sports fans?
What is the probability that at least 7 adults consider themselves sports fans?
Answer by stanbon(75887)   (Show Source):
You can put this solution on YOUR website! According to a survey, 62% of U.S. adults consider themselves sports fans. You randomly select 14 adults to survey.
Draw a histogram of the binomial distribution showing the probability that adults consider themselves sports fans.
Comment: A histogram cannot be displayed on this site.
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What is the most likely number of adults who consider themselves sports fans?
Ans: mean = np = 14*0.62 = 8.68 persons
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What is the probability that at least 7 adults consider themselves sports fans?
P(7<= x <=14) = 1 - binomcdf(14,0.62,6) = 0.8838
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Cheers,
Stan H.
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