# Question

(a) Plot the data on air travel delays.

(b) Can you see seasonal patterns? Explain.

(c) Use MegaStat or MINITAB to calculate estimated seasonal indexes and trend.

(d) Which months have the most delays? The fewest? Is this logical?

(e) Is there a trend in the deseasonalized Delays data?

(b) Can you see seasonal patterns? Explain.

(c) Use MegaStat or MINITAB to calculate estimated seasonal indexes and trend.

(d) Which months have the most delays? The fewest? Is this logical?

(e) Is there a trend in the deseasonalized Delays data?

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