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Approximately 10% of all flights departing from Philadelphia International Airport are delayed. A sample of 18 flights is studied. Use Table A and write all

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Approximately 10% of all flights departing from Philadelphia International Airport are delayed. A sample of 18 flights is studied. Use Table A and write all probabilities to three decimal places and all other values to two decimal places. a) What is the sample size? b) What is the probability of success? Using Table A find the following: c) Find the probability that exactly 1 of the flights were delayed. d) Find the probability that at least 4 of the flights were delayed e) Calculate the mean. f) Calculate the standard deviation

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