An airport publication gives the following data on the proportion of flights delayed for each airport (delay times round

[answerhappygod]

An Airport Publication Gives The Following Data On The Proportion Of Flights Delayed For Each Airport Delay Times Round 1 (42.82 KiB) Viewed 52 times

An airport publication gives the following data on the proportion of flights delayed for each airport (delay times rounded to the nearest 20 minutes). Use the probability distributions to answer the following questions. Delay Originated Airport No delay 20 min 40 min 60 min 80 min or more EWR 0.65 0.26 0.05 0 0.04 0.69 0.21 0.04 0.03 LGA 0.7 0.22 0.04 0.01 0.03 JFK 0.03 a) What is the probability a flight from EWR airport was reported as delayed for 40min or less? 0.31 (1 mark) b) Based on the reported delay times, calculate the average delay times for each airport (round answers to 1dp) (1) EWR: min [1 mark] (ii) JFK min [1 mark] (IHI) LGA min (1 mark] (iv) Airport • has the lowest average delay for departing flights? [1 mark]