Asked by brian
Lead Contamination More than a decade ago high levels of lead in the blood put 88% of children at risk. A concerted effort was made to remove lead from the environment.
In a random sample of 200 children taken more than a decade ago, what is the probability that 50 or more had high blood-lead levels?
In a random sample of 200 children taken more than a decade ago, what is the probability that 50 or more had high blood-lead levels?
Answers
Answered by
nick
2 is the only blank prime
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