A major U.S. airline records the number of no-shows on a flight that operates each day from

Question:

A major U.S. airline records the number of no-shows on a flight that operates each day from Philadelphia to Paris.

A no-show is a passenger who purchases a ticket but fails to arrive at the gate at time of departure. The following table indicates the number of no-shows during the last 70 flights.

These data can also be found in the Excel file no-shows.xlsx.

1 2 1 2 3 2 1 2 2 2 1 3 3 3 3 4 2 4 3 3 1 2 4 2 4 2 4 1 0 1 1 3 2 1 2 3 1 1 3 1 2 3 1 1 2 2 0 0 3 2 4 2 1 2 1 2 3 1 4 2 3 1 2 1 1 2 1 3 4 2

a. Construct a frequency distribution for these data.

b. Using the results from part

a, calculate the relative frequencies for each class.

c. Using the results from part

a, calculate the cumulative relative frequencies for each class.

d. Construct a histogram for these data.

AppendixLO1

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