import java.io.*;
import java.util.*;
public class Driver{
public static void main (String[] args){
double[] test = new double[10];
ArrayStuff a = new ArrayStuff();
test[0]=1;
test[1]=4;
test[2]=6;
test[3]=7;
test[4]=3;
test[5]=2;
test[6]=6;
test[7]=10;
test[8]=12;
test[9]=0;
System.out.println("For the array: " + Arrays.toString(test) + "\n The mean is: " + a.mean(test));
System.out.println("For the array: " + Arrays.toString(test) + "\n The standard deviation is: " + a.stddev(test));
}
}