pfm sl 121.pdf - ATM Seminar
pfm sl 121.pdf - ATM Seminar
pfm sl 121.pdf - ATM Seminar
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Data preparation:External delays as an independent inputExplanatory VariableParameterEstimateStandardErrort-statisticp-valueInterceptPredicted averagedelay from DELAYSmodel-1.730.980.880.06-1.9516.250.050.00R 2 : 0.52Regional delay0.560.068.880.00 Regress adjusted actual delay against twoindependent variables:– Queuing delay– External congestion measure (average arrival delay offlights arriving at airports within 400 miles of subjectairport)15
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