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Compute Randomly Drawn Negative Binomial Density in R Programming – rnbinom() Function

Last Updated : 15 Mar, 2021
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rnbinom() function in R Language is used to compute random density for negative binomial distribution.
 

Syntax: rnbinom(N, size, prob)
Parameters: 
N: Sample Size 
size: Number of trials 
prob: Probability 
 

Example 1: 
 

Python3




# R program to compute random
# Negative Binomial Density
 
# Setting seed for
# random number generation
set.seed(1000)
 
# Set sample size
N <- 20
 
# Calling rnbinom() Function
y <- rnbinom(N, size = 10, prob = 0.5)
y
 






                        










Output: 
 


 [1]  9 12  8  4 10  3  9 19  3 14 11 11  6 15 14 12  6  5  5  4


Example 2: 
 






Python3















                                    




                                    

                                    




                                    




                                    

                                    

                                    
                                




















# R program to compute random


# Negative Binomial Density


 


# Setting seed for


# random number generation


set.seed(1000)


 


# Set sample size


N <- 100


 


# Calling rnbinom() Function


y <- rnbinom(N, size = 50, prob = 0.5)


 


# Plot a graph


plot(y)



















                        







                        










Output: 
 




 



                                    


                                                                        

                                        

                                            

                                                

                                                    
N

        

            
        

        

                                                

                                                

                                                    nidhi_biet                                                

                                            

                                            

            
                                        

                                        

                                            
    

        
        
    
                                            

                                                
                                                
                                            

                                            

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                                        Compute the Negative Binomial Density in R Programming - dnbinom() Function
                                    

                                

                                                        

                            

            

                

                    

                    
                
 
                
    
                            

                                

                            


                            


            

        
  
                        

                                                

                        
                                                    

                                
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