Question: Geo net a cellular phone company has collected the following frequency

Geo-net, a cellular phone company, has collected the following frequency distribution for the length of calls outside its normal customer roaming area:


The sample mean (x–) for this distribution is 14.3 minutes, and the sample standard deviation is 3.7 minutes. Determine whether these data are normally distributed 1a =.052.
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  • CreatedJuly 17, 2014
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