acsmelis
acsmelis
01-06-2018
Mathematics
contestada
Normal distribution question.
Respuesta :
Аноним
Аноним
01-06-2018
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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