きょり - 経済統計練習帳

package network;
 
/*
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public class pro {
 
    int datanumber,number;
    double[] beta=new double[11];
    double alpha;
    double[][] x=new double[101][11]; 
 
    public static void main(String[] args) {
        pro test=new pro();
    }
 
    pro(){
 
        number=2;
        x[1][1]=4;
        x[1][2]=5;
 
 
        beta[1]=3;
        beta[2]=1;
        alpha=2;
 
        double e1=dist(1);
 
        System.out.println(e1);
 
 
    }
    double dist(int n){
 
int s;
double z,k,zz,t,e;
double[] xs=new double[100];
 
z=0;
for(s=1;s<number+1;s++){
z=z+beta[s]*x[n][s];
}
k=this.alpha-z;
 
 
zz=0;
for(s=1;s<number+1;s++){
zz=zz+beta[s]*beta[s];
}
 
t=k/zz;
 
for(s=1;s<this.number+1;s++){
xs[s]=this.x[n][s]+t*beta[s];
}
 
e=0;
for(s=1;s<number+1;s++){
e=e+(this.x[n][s]-xs[s])*(this.x[n][s]-xs[s]);
}
 
return e;
 
}
 
}