5x4 – 7x3 – 5x2 + 5x + 1 = 0
1 answer:
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Answer:
And from the problem we know the following:
represent the condition if the route is approved
represent the condition if the route is NOT approved
Then replacing in the formula for the expected value we got:
So then the expected number of new employees to be hired by the airline based on the conditions given is between 395 and 396.
Step-by-step explanation:
For this cae we can define the random variable X who represent the number of new employees to be hired by the airline and we can find the expected value with the following general formula:
And from the problem we know the following:
represent the condition if the route is approved
represent the condition if the route is NOT approved
Then replacing in the formula for the expected value we got:
So then the expected number of new employees to be hired by the airline based on the conditions given is between 395 and 396.