Posted by Bree on Monday, March 18, 2013 at 11:30pm.
The time to fly between New York City and Chicago is uniformly distributed with a minimum of 120 minutes and a maximum of 150 minutes. What is the standard deviation?

statistics  PsyDAG, Tuesday, March 19, 2013 at 2:14pm
Estimated SD = range/4

statistics  lucho, Saturday, November 29, 2014 at 5:56pm
8.66
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