B8okLihaylaemi B8okLihaylaemi

04-06-2017
Mathematics

contestada

X is a normally distributed random variable with a mean of 8 and a standard deviation of 4. the probability that x is between 1.48 and 15.56 is:

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Kstrong18 Kstrong18

04-06-2017

The probability is .919
I used normCdf(1.48,15.56,8,4). Or normCdf(-1.63,1.89,0,1) if you standardize your numbers

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