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Help 39

 May 8, 2018
 #1
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39....

 

If the mean  is 64  and the standard deviation is 4, 68%  of the bags will fall  between  60 - 68

 

And 1/2 of these will  fall between  64-68....so    (1/2) * 68%  = 34%

 

 

 

cool cool cool

 May 8, 2018

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