certain population 20 % of the people are classified as high risk for asthma. Four people are randomly selected from the population. What is the probability that exactly one of the four will be at high risk for asthma?
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Answer:
1/5
Step-by-step explanation:
20% of people=1 of every 5 people
if 4 are selected at random
only 1 selection gives no place for high risk asthama guy
that is 1/5 probability
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