Although delays at major airports are now less frequent it

Reference no: EM13623237

Although delays at major airports are now less frequent, it helps to know which airports are likely to throw off your schedule In addition, if your plane is late arriving at a particular airport where you must make a connection, how likely is it that the departure will be late and thus increase your chances of making the connection? The following data show the percentage of late arrivals and departures during August for 13 airports (Business 2.0, February 2002). Excel or Minitab users: The data set is available in the file named Airport. All data sets can be found in your eBook or on your Student CD.

	Late Arrivals	Late Departures
Airport	(% )	(% )
Atlanta	24	22
Charlotte	20	20
Chicago	30	29
Cincinnati	20	19
Dallas	20	22
Denver	23	23
Detroit	18	19
Houston	20	16
Minneapolis	18	18
Phoenix	21	22
Pittsburgh	25	22
Salt Lake City	18	17
St. Louis	16	16

1. Compute b₁ and b₀ (to 2 decimals).
b₁ Answer = ________
b₀ Answer = ________

2. Complete the estimated regression equation (to 2 decimals).
Y=________+_________x

3. A one percent increase in the percentage of late arrivals will increase the percentage of late departures by (to 2 decimals)
Answer ________%

4. Suppose the percentage of late arrivals at the Philadelphia airport for August was 22%. What is an estimate of the percentage of late departures (to 2 decimals)?
Answer ________%

Reference no: EM13623237

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