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At an airport, 75% of recent flights have arrived on time. A sample of 11 flights...

At an airport, 75% of recent flights have arrived on time. A sample of 11 flights is studied. Find the probability that no more than 4 of them were on time.

Round your answer in 4 decimal places

Math   Statistics-And-Probability   
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Answer #1

From the given information,

n=11

p=0.75

Hence,

By using binomial probability calculator,

Hence,

The required probability is,

P(X≤4)= 0.0076

Thank you.

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