Small Program about Error Distribution

Error Distribution \(\chi\):

Condition:

1. normal distribution
2. \(q\)=113, \(\alpha\)=0.05, sstandard deviation=\(\alpha q\)
3. rouned
4. reduced modulo \(q\)

Matlab implement:

x=-60:1:60;
y=normpdf(x,0,5.65);
y=round(y,3);
y=mod(y,113);
stem(x,y)