Mathematics, 19.07.2019 19:40 redrosesxx
Xis normally distributed with mean 250 and standard deviation 40. what value of x does only the top 15% exceed?
Answers: 1
such that
is the corresponding cutoff for the standardized normal distribution. We have 
, and so
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Xis normally distributed with mean 250 and standard deviation 40. what value of x does only the top...
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