View source for Non-precise data/Fig3

<center><asy>
import gsl;

int M=30;

picture whole;

draw ((-0.05,0)--(1.05,0),Arrow);
draw ((0,0)--(0,1.2),Arrow);

label("$x$",(1.05,0),E);
label("$\scriptstyle \xi_i(x)$",(0,1.2),N);

draw((-0.05,1)--(1.05,1));
label("$1$",(-0.05,1),W);

draw ((0.3,0)--(0.7,0),defaultpen+2);
draw ((0.3,0)--(0.3,1),dashed);
draw ((0.7,0)--(0.7,1),dashed);

label("$K_j$",(0.5,0),S);

guide g;
for (int k=floor(-3M); k<floor(3M); ++k) {
  real x = k/M;
  real y = sqrt(2pi) * pdf_gaussian(x);
  g=g..(x,y);
}
draw(shift(0.33,0)*scale(0.03,1)*g,defaultpen+1);
draw(shift(0.5,0)*scale(0.045,1)*g,defaultpen+1);
draw(shift(0.72,0)*scale(0.04,1)*g,defaultpen+1);

label("\small Fig. a3: Non-precise observations and a class of a histogram.",(0.5,-0.4));
label("\small $K_j$ is a class of a histogram and $\xi_i(\cdot)$ is a characterizing function",(0.5,-0.7));

shipout(scale(170,50)*currentpicture);
</asy></center>