Develop a point estimate of the on-time arrival rate

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Reference no: EM131456494

Question: Cincinnati/Northern Kentucky International Airport had the second highest on-tint arrival rate for 2005 among the nation's busiest airports (The Cincinnati Enquirer. February 3. 2006). Assume the findings were based on 455 on-time arrivals out of a sample of 550 flights.

a. Develop a point estimate of the on-time arrival rate (proportion of flights arriving on time) for the airport.

b. Construct a 95% confidence interval for the on-time arrival rate of the population of all flights at the airport during 2005.

Reference no: EM131456494

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