math homework need help quick

Mathematics
Tutor: None Selected Time limit: 1 Day

In a study of wait times at an amusement park, the most popular roller coaster has a mean wait time of 17.4 minutes with a standard deviation of 5.2 minutes. If 14 days are randomly selected, find the probability that the mean wait time is between 10 and 20 minutes.

0.9693

0.9470

0.0471

May 23rd, 2015

b............................................................................

May 23rd, 2015

Why is sampling without replacement acceptable with a large population?

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