http://t3x.org/klong-stat/f14.kg.html (light|dark)
.l("config.kg")
Ok, there is some cheating going on here! :) CVE computation takes ages, so we just cache the results.
Cached data set X::{[k];k::x;cve(spl(k;);sp2;XY)}'3+3*!10
X::[0.164386713244036273 0.101571261795038821 0.112678059074165676
0.110764832485692282 0.127361442260596348 0.122190686114514827
0.148109592407672692 0.161523642001439571 0.171070946660669812
0.210438020219603786]
Plot CVE set as step curve with fancy dots (because we can)
grid([0 33 3];[0.09 0.24 0.01])
setdot(7)
plot({[xx];xx::_(x-1.5)%3;:[0>xx;0.09:|9<xx;0.09;X@xx]})
scplot2((3+3*!10),'X)
draw()