Question 872098
z = 1.09,  normalcdf(-10,1.09) = .8599
.8599
<u>.1239</u>  Area between
.9838
invNorm(.9838) = 2.14
{{{drawing(400,200,-5,5,-.5,1.5, graph(400,200,-5,5,-.5,1.5, exp(-x^2/2)), green(line(.8599,0,.8599,exp(-.8599^2/2)),line(2.14,0,2.14,exp(-2.14^2/2))),locate(4.8,-.01,z),locate(4.8,.2,z))}}}