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Ivenika [448]
3 years ago
9

The MAX light rail in Portland, OR has a waiting time that is normally distributed with a mean waiting time of 5 minutes with a

standard deviation of 2.9 minutes. A random sample of 40 wait times was selected, what is the probability the sample mean wait time is under 4 minutes? Round answer to 4 decimal places.
Mathematics
1 answer:
Alika [10]3 years ago
5 0

Answer:

34

Step-by-step explanation:

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