SOLUTION: What percentage of the area of the standard normal distribution is between z = -1.00 and z = +1.00? How do you know this? please show work so i can fully understand how to do t

Algebra ->  Probability-and-statistics -> SOLUTION: What percentage of the area of the standard normal distribution is between z = -1.00 and z = +1.00? How do you know this? please show work so i can fully understand how to do t      Log On


   

Question 974212: What percentage of the area of the standard normal distribution is between z = -1.00 and z = +1.00? How do you know this?
please show work so i can fully understand how to do these problems
Answer by Edwin McCravy(20060) About Me  (Show Source):
You can put this solution on YOUR website!
That's the percentage of area between the two green lines below:


The percentage is 68.26894809%. We know this because it has been calculated
by higher mathematics.
Edwin