Multiple Choice
Suppose the wait through immigration at JFK Airport in New York is thought to be bell-shaped and symmetrical with a mean of 22 minutes. It is known that 68 percent of travelers will spend between 16 and 28 minutes waiting to pass through immigration. The standard deviation for the wait time through immigration is
A) 8 minutes.
B) 9 minutes.
C) 10 minutes.
D) 6 minutes.
Correct Answer:
Verified
Correct Answer:
Verified
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