The waiting times for an elevator are normally
distributed with a mean of 1.5 minutes and a
st...
Mathematics, 09.06.2020 06:57 jaquisjones68
The waiting times for an elevator are normally
distributed with a mean of 1.5 minutes and a
standard deviation of 20 seconds. What wait
time , in seconds, is 3 standard deviatons below
the mean?
Answers: 2
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