kumpulan contoh pascal 2

a. median
Program median;
Uses Wincrt;
Var
x: array [1..100] of integer;
n,i,pos:integer;
md:real;
lagi:char;
Begin
lagi:='y';
while lagi='y' do
begin
writeln('=============');
Writeln('Program median');
Writeln('=============');
Writeln;
writeln('*dalam program mini ini, data yang harus dimasukkan nanti harus sudah urut*');
writeln;
Write('Masukkan Jumlah Data (n): ');
readln(n);
clrscr;
Writeln;
For i:= 1 to n do
Readln(x[i]);
Writeln;
For i:= 1 to n do
if (n mod 2 = 1) then
begin
pos:=(n div 2)+1;
md:=x[pos];
end
else
begin
pos:=(n div 2);
md:=(x[pos]+x[pos+1])/2;
end;
writeln;
Writeln('Median dari data berjumlah ', n,' tadi adalah : ',md:4:2);
writeln;
writeln('*terimakasih sudah menggunakan program ini*');
writeln('hitung lagi?');
readln(lagi);
end;
End.


b. mean
program rata_rata;
uses wincrt;
var
i,n: integer;
x,sum,mean:real;
begin
write('banyaknya data = ');
readln(n);
sum:=0;
for i:=1 to n do
begin
writeln('data ke',i,'=');
readln(x);
sum:=sum+x;
end;
mean:=sum/n;
writeln('rata-rata = ',mean:9:4);
end.

c.binominal
program binomial;
uses wincrt;
var
i,j,k,n,x:longint;
a,b,c,d,e,p:real;
begin
writeln('nilai n = ');readln(n);
writeln('nilai x dari n = ');readln(x);
writeln('peluang sukses p = ');readln(p);

a:=1;
b:=1;
c:=1;
d:=1;
e:=1;
for i:=1 to n do
a:=a*i;
for j:=1 to x do
begin
b:=b*j;
c:=c*p;
end;
for k:=1 to (n-x) do
begin
d:=d*k;
e:=e*(1-p);
end;
writeln(a/(b*d)*c*e:0:4);
end.