The Average Lateness for One of the Top Airline Companies

question 90

Multiple Choice

The average lateness for one of the top airline companies is 10 minutes. The variance of the lateness measure is calculated as 9. An airplane arrived 13 minutes after the stated arrival time. Calculate the z-score for the lateness of this particular airplane.

• A) .33
• B) .58
• C) 1.33
• D) .44
• E) 1.00

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