Posted by Ashley on Saturday, March 3, 2012 at 8:26pm.
Given that a sample is approximately bellshaped with a mean of 60 and a standard deviation of 3, the approximate percentage of data values that is expected to fall between 54 and 66 is
75%
95%
68%
99.7%

Stats  Anonymous, Wednesday, November 16, 2016 at 2:32pm
99.7
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