SOLUTION: Hello, I'm having some trouble understanding how to find the area under the standard normal curve. For example, find the area under the standard normal curve between -1.4 and 2.15

Algebra ->  Probability-and-statistics -> SOLUTION: Hello, I'm having some trouble understanding how to find the area under the standard normal curve. For example, find the area under the standard normal curve between -1.4 and 2.15      Log On


   

Question 574255: Hello, I'm having some trouble understanding how to find the area under the standard normal curve. For example, find the area under the standard normal curve between -1.4 and 2.15
Answer by richard1234(7193) About Me  (Show Source):
You can put this solution on YOUR website!
Use your calculator:

normcdf(-1.4, 2.15) = .9035

The normal curve is assumed to be standard, so the mean is 0 and standard deviation is 1.