Julie has three boxes of pens. The diagram shows expressions for the number of pens in each box. Look at these equations.
2 answers:
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Answer:
The probability is
Step-by-step explanation:
From the question we are told that
The capacity of an Airliner is k = 300 passengers
The sample size n = 320 passengers
The probability the a randomly selected passenger shows up on to the airport
Generally the mean is mathematically represented as
=>
=>
Generally the standard deviation is
=>
=>
Applying Normal approximation of binomial distribution
Generally the probability that there will not be enough seats to accommodate all passengers is mathematically represented as
Here
=>
Now applying continuity correction we have
=>
=>
From the z-table
So