X is normaal verdeeld met 
gemiddelde μ=8,0 en 
standaardafwijking σ=2,5.

z = -0.39999999999999947 (slider from -5 to 5, step 0.1)
σ = 2.5 (slider from 0 to 10, step 0.1)
μ = 8 (slider from 0 to 12, step 0.1)
p: μ + σ z
f(x) = 1 / (σ 2.5066282746310002) exp(-0.5 ((x - μ) / σ)^(2))
b: x = μ
A = Intersect(f, b, (8, 0.1595769121605731))
B = Intersect(b, xAxis)
d = Segment(A, B)
e: x = μ + σ
D = Intersect(f, e, (10.5, 0.09678828980765736))
h: x = μ - σ
C = Intersect(f, h, (5.5, 0.09678828980765736))
i = Segment(C, D)
E = Intersect(d, i)
k = 5
P = Integral(f, -5, p)