Flight landings at a regional airport are independent in any…

Questions

Flight lаndings аt а regiоnal airpоrt are independent in any ten-minute slоt during peak hours. The probability of flight landings at the airport in any ten-minute slot during peak hours remains the same. Based on historical data, five flights are expected to land at this airport in a ten-minute slot during peak hours. You are interested in streamlining and improving the process of flight landings at this airport. We need to find the probability that at least three flights land at this airport in ten-minutes during peak hours. What is the correct Excel formula (among the ones listed below) that will help us find the answer?