simpan = c (10, 20, 40, 15, 40) 
simpan
## [1] 10 20 40 15 40
simpan = c (1000, 2000, 3000, 4000, 5000)
simpan
## [1] 1000 2000 3000 4000 5000
simpan = c (10, 20, 40, 15, 40) 
simpan [3]
## [1] 40
simpan = c (10, 20, 40, 15, 40) 
simpan [4]
## [1] 15
simpan [c(1, 3, 4)]
## [1] 10 40 15
simpan [2:4]
## [1] 20 40 15
simpan = c (10, 20, 40, 15, 40) 
simpan
## [1] 10 20 40 15 40
simpan[3]=100
simpan[4]=10000
simpan
## [1]    10    20   100 10000    40
NILAI = c(10, 40, 45, 30, 80)
NILAI
## [1] 10 40 45 30 80
NILAI = NILAI[-3]
NILAI
## [1] 10 40 30 80
NILAI = NILAI[-4]
NILAI
## [1] 10 40 30
NILAI = NILAI[c(-1,-3)]
NILAI
## [1] 40
NILAI=c(100, 95, 70, 80, 25, 60, 80, 60, 55, 90)
NILAI
##  [1] 100  95  70  80  25  60  80  60  55  90
NILAI[NILAI>80] 
## [1] 100  95  90
NILAI=c(100, 95, 70, 80, 25, 60, 80, 60, 55, 90)
NILAI
##  [1] 100  95  70  80  25  60  80  60  55  90
NILAI[NILAI>70] 
## [1] 100  95  80  80  90
NILAI=c(100, 95, 70, 80, 25, 60, 80, 60, 55, 90)
NILAI
##  [1] 100  95  70  80  25  60  80  60  55  90
NILAI[NILAI>60&NILAI<80] 
## [1] 70
NILAI=c(100, 95, 70, 80, 25, 60, 80, 60, 55, 90)
NILAI
##  [1] 100  95  70  80  25  60  80  60  55  90
NILAI[NILAI>80 | NILAI<30] 
## [1] 100  95  25  90
NILAI=c(100, 95, 70, 80, 25, 60, 80, 60, 55, 90)
NILAI
##  [1] 100  95  70  80  25  60  80  60  55  90
NILAI=NILAI[NILAI<75] 
NILAI=c(100, 95, 70, 80, 25, 60, 80, 60, 55, 90)
NILAI
##  [1] 100  95  70  80  25  60  80  60  55  90
NILAI=NILAI[NILAI<90] 

fungsi=function(x) 
{  
  for(i in 1 : length(x))     
    {   
      if(x[i]<65)     
        {   
          x[i]=x[i]+10;     
        }   
          print(x[i])     
      } 
} 
A=c(100, 95, 70, 80, 25, 60, 80, 60, 55, 90) 
fungsi(A) 
## [1] 100
## [1] 95
## [1] 70
## [1] 80
## [1] 35
## [1] 70
## [1] 80
## [1] 70
## [1] 65
## [1] 90
mode(1000)
## [1] "numeric"
simpan=c(1000)
mode(simpan)
## [1] "numeric"
mode("HALO")
## [1] "character"
simpan=c("HALO")
mode(simpan)
## [1] "character"
d=c(F)
d
## [1] FALSE
a=c(T)
a
## [1] TRUE
mode(d)
## [1] "logical"
mode(a)
## [1] "logical"
kuadrat=function(x) 
{ 
  print(x*x); 
} 
A=c(4) 
kuadrat(A) 
## [1] 16
mode(kuadrat)
## [1] "function"
A = c(1,2,3)        
B = c(4,5,6)      
C = A + B
C
## [1] 5 7 9
A = c(1,2,3)    
B = 2 + A
B
## [1] 3 4 5
A = c(2,4,6)        
B = c(1,3,5)        
B - A
## [1] -1 -1 -1
A = c(4,8,12)       
A^0.5
## [1] 2.000000 2.828427 3.464102
A = c(4,8,12)       
B = c(2,2,2)  
A / B
## [1] 2 4 6
A = c(3,6,1)        
B = c(2,2,0)        
A / B
## [1] 1.5 3.0 Inf
A = c(5,2,7)      
B = c(3,2,6)      
C = A %% B
C
## [1] 2 0 1
A=c(100,70,80,55,80,70,80) 
length(A) 
## [1] 7
A=c(70,80,50,25,100,60) 
sort(A) 
## [1]  25  50  60  70  80 100
A=c(100,50,70,80,60) 
diff(A) 
## [1] -50  20  10 -20
A=c(50,60,70,80) 
sum(A) 
## [1] 260
a=sqrt(81) 
a
## [1] 9
b=sqrt(a)
b
## [1] 3
A=c(10,25,90,75,95,57) 
max(A) 
## [1] 95
A=c(10,25,90,75,95,57) 
min(A) 
## [1] 10
exp(1)
## [1] 2.718282
exp(2)
## [1] 7.389056
pi
## [1] 3.141593
options(digits=3) 
pi 
## [1] 3.14
options(digits=10) 
pi 
## [1] 3.141592654
seq(from=1, to=10) 
##  [1]  1  2  3  4  5  6  7  8  9 10
seq(from=2, by=0.5, length.out=4) 
## [1] 2.0 2.5 3.0 3.5
panggil=function(x,y,z) 
{ 
  a=x; 
  print(a); 
  for(i in x : z) 
    { 
      a=a+y; 
      if(a>z) 
        { 
          break; 
      } 
    print(a); 
      } 
} 
panggil(2,3,30) 
## [1] 2
## [1] 5
## [1] 8
## [1] 11
## [1] 14
## [1] 17
## [1] 20
## [1] 23
## [1] 26
## [1] 29
A=c(10, 10, 30, 10, 30, 10, 10, 40, 40,70, 90, 70, 80, 60, 60, 90) 
table(A) 
## A
## 10 30 40 60 70 80 90 
##  5  2  2  2  2  1  2
table(A)/length(A) 
## A
##     10     30     40     60     70     80     90 
## 0.3125 0.1250 0.1250 0.1250 0.1250 0.0625 0.1250
A=c(10, 10, 10, 10, 20, 20, 30, 30, 30, 30, 30, 30) 
barplot(table(A)) 

barplot(table(A)/length(A)) 

A=c(10,10,10,10,10,20,20,20,30,30,40) 
table(A)
## A
## 10 20 30 40 
##  5  3  2  1
nilai=c(10,20,30,40) 
frekuensi=c(5,3,2,1) 
plot(nilai,frekuensi) 

A=c(10,10,10,10,10,20,20,20,30,30,40) 
plot(table(A))