MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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Question
We are interested in the mean length of time a flight from La Guardia to LAX takes. Suppose we know that population mean time is 7.3 hours with standard deviation 0.25 hours. What R code will calculate the following question: If we sample 45 flights, what is the probability that this sample mean time will be less than 8 hours?
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Transcribed Image Text:We are interested in the mean length of time a flight from La Guardia to LAX takes. Suppose we know that population mean time is 7.3 hours with standard deviation 0.25 hours. What R code will calculate the following question: If we sample 45 flights, what is the probability that this sample mean time will be less than 8 hours?
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