Math Problem Statement
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Part 1
According to a study done by Nick Wilson of Otago University Wellington, the probability a randomly selected individual will not cover his or her mouth when sneezing is
0.2670.267.
Suppose you sit on a bench in a mall and observe people's habits as they sneeze. Using the binomial distribution, what is the probability that among
1212
randomly observed individuals, exactly
88
do not cover their mouth when sneezing?
The probability is
enter your response here.
(Round to four decimal places as needed.)
Solution
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Math Problem Analysis
Mathematical Concepts
Probability
Binomial Distribution
Formulas
P(X = x) = C(n, x) * p^x * (1 - p)^(n - x)
Binomial Coefficient: C(n, x) = n! / (x!(n - x)!)
Theorems
Binomial Theorem
Suitable Grade Level
Grades 11-12 or College Introductory
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