SOLUTION: Nicole missed the lesson on normal distribution and needs to do her homework. Explain to Nicole how to use the mean and standard deviation of a normal distribution to determine the

Algebra ->  Probability-and-statistics -> SOLUTION: Nicole missed the lesson on normal distribution and needs to do her homework. Explain to Nicole how to use the mean and standard deviation of a normal distribution to determine the      Log On


   

Question 869839: Nicole missed the lesson on normal distribution and needs to do her homework. Explain to Nicole how to use the mean and standard deviation of a normal distribution to determine the top 5% of the population.
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!


Hi

1.  Find z = invNorm (.05) = 1.645

1.645 = blue%28x+-+mu%29%2Fblue%28sigma%29 

 |Solve for x by substituting the meanmu and standard deviation sigma