Question 871979
{{{drawing(400,200,-5,5,-.5,1.5, graph(400,200,-5,5,-.5,1.5, 0,exp(-x^2/2)), blue(line( -.3799,0, -.3799,exp(-.3799^2/2))),locate(4.8,-.01,z),locate(4.8,.2,z))}}}
z1 = invNorm(.352)= -.3799