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larisa [96]
4 years ago
13

Normal distribution question.

Mathematics
1 answer:
Fiesta28 [93]4 years ago
8 0
A  0.95 of the area is  area covered by 2 standard deviations from the mean
   0.68 is that for 1 standard deviation 
 answer = 0.95 - 0.68 = 0.27
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