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In a hospital, 22% of the transplants done are cornea transplants. Use the normal approximation to...

In a hospital, 22% of the transplants done are cornea transplants. Use the normal approximation to the binomial to calculate that, in the next 120 transplants done in the hospital:

a) 30 are cornea transplants

b) at least 30 transplants are cornea transplants

Math   Statistics-And-Probability   
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b)

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