Probability
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In a region, 20% of the population has brown eyes. If 15 people are randomly selected, find the probability that at least 13 of them have brown eyes. Is it unusual to randomly select 15 people and find that at least 13 of them have brown eyes?
- The probability at least 13 of 15 have brown eyes = ____ (three decimal places as needed)
- Is it unusual to randomly select 15 people and find that at least 13 of them have brown eyes? Note that a small probability is one that is less than .05.
a - NO, because the probability of this occurring is not small
b- YES, because the probability of this occurring is very small
c- NO, because the probability of this occurring is very small
d- YES, because the probability of this occurring is not small
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This solution is comprised of detailed step-by-step calculations and analysis of the given problem related to Probability and provides students with a clear perspective of the underlying concepts and formulas.
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- MSc, Indian Institute of Technology - Roorkee (I.I.T.-ROORKEE)
- BSc, Banaras Hindu University
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