Hitung Statistik Dengan Program Java
package fungsi_statistik;
import java.util.*;
import java.lang.ArrayIndexOutOfBoundsException;
public class Fungsi_statistik
{
/*Method Hitung Akar 2*/
public static double hitungAkar_2(double bil){
double akar, akarBaru, galat;
akar= bil;
galat = akar ;
while( ****){
akarBaru = ********;
galat = akar - akarBaru ;
akar = akarBaru ;
}
return akar;
}
/*Method Hitung Sigma*/
public static double sigma (int ulang,int []bil)
{
int sigma,i;
sigma = 0;
for (************) {
sigma = sigma + bil[i];
}
return sigma;
}
/*Method Hitung Rerata*/
public static double rerata(double sigma, int ulang)
{
double rerata;
rerata = sigma / ulang;
return rerata;
}
/*Method Hitung Varians*/
public static double varians (int ulang, double rerata, int []bil)
{
int i;
double varians = 0;
for (*******) {
varians = **********;
}
varians /= (ulang -1);
return varians;
}
/*Method Hitung Standar Deviasi*/
public static double stdev (double varians, double hitungAkar_2)
{
double stdev;
stdev = hitungAkar_2(varians);
return stdev;
}
/*Method Hitung Minimal*/
public static double minimal (int ulang, int [] data)
{
int i;
double minimal, maksimal;
minimal = 0;
maksimal = 0;
maksimal = data[0];
minimal = data[0];
for (*******) {
if(********)
{
maksimal = data[i];
}
else if (***********)
{
minimal = data[i];
}
}
return minimal;
}
/*Method Hitung Maksimal*/
public static double maksimal (int ulang, int [] data)
{
int i;
double minimal, maksimal;
minimal = 0;
maksimal = 0;
maksimal = data[0];
minimal = data[0];
for (************) {
if(*************)
{
maksimal = data[i];
}
else if (*********)
{
minimal = data[i];
}
}
return maksimal;
}
/*Method Hitung Faktorial*/
public static int Faktorial (int bilangan){
int angka, count, faktor, hitung;
angka = bilangan;
for (********) {
}
return faktor;
}
/*Method Segitiga Pascal*/
public static int segitigaPascal(int n, int r)
{
int kurang, combinasi;
kurang = n - r;
combinasi = Faktorial(n) / (Faktorial(r) * Faktorial(kurang) );
return combinasi;
}
/*Method Program Utama*/
public static void main(String[] args)
{
Scanner sc = new Scanner(System.in);
int ulang, baris,masuk,kolom;
double sigma,rerata,varians,stdev,minimal,maksimal,hitungAkar2;
System.out.println("+--------------------------------------+");
System.out.println("| Wellcome To My Program |");
System.out.println("+--------------------------------------+");
System.out.println("| |");
System.out.println("| |");
System.out.println("| |");
System.out.println("+--------------------------------------+");
System.out.println("| Program Statistika |");
System.out.println("+--------------------------------------+");
System.out.println("");
System.out.print("Masukkan Nama Anda = ");
String nama = sc.nextLine();
System.out.println("");
do
{
System.out.print("Masukkan perulangan = ");
ulang = sc.nextInt();
}
while(ulang <= 0 || ulang > 100);
int [] data = new int [100];
for (**********)
{
System.out.print("Bilangan ke- "+ baris +" = ");
data[baris] = sc.nextInt();
}
System.out.println("");
hitungAkar2 = hitungAkar_2(ulang);
sigma = sigma(ulang,data);
rerata = rerata(sigma,ulang);
varians = varians(ulang,rerata, data);
stdev = stdev(varians, hitungAkar2);
minimal = minimal(ulang, data);
maksimal = maksimal(ulang, data);
System.out.printf("Nama User Pengguna Saudara/i %s \n" , nama);
System.out.printf("Sigma Data = %7.2f \n", sigma);
System.out.printf("Rerata = %7.2f \n", rerata);
System.out.printf("Varians = %7.2f \n", varians);
System.out.printf("Standart Dev = %7.2f \n", stdev);
System.out.printf("Nilai Maksimum = %7.2f \n", maksimal);
System.out.printf("Nilai Minimum = %7.2f \n", minimal);
System.out.println("");
System.out.println("");
System.out.println("+--------------------------------------+");
System.out.println("| Program Sortir |");
System.out.println("+--------------------------------------+");
System.out.println("");
System.out.println("");
System.out.println("");
System.out.println("+--------------------------------------+");
System.out.println("| Program Segitiga Pascal |");
System.out.println("+--------------------------------------+");
do
{
System.out.printf ("Masukkan Angka Faktoria = ");
masuk = sc.nextInt();
}while(masuk <= 2 );
for (**********************)
{
for (**********************)
{
for (**********************) {
System.out.printf("%5d",(int)segitigaPascal(baris, kolom));
}
System.out.println("");
}
}
System.out.println("");
System.out.println("");
System.out.println("");
System.out.println("+--------------------------------------+");
System.out.println("| 2020 (Java) Skuy Replay |");
System.out.println("+--------------------------------------+");
System.out.println("");
}
}
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