 Usage:  z = randbin (n, p, len)  
 
 Input:

  n                      scalar parameter of the binomial distribution 
                         
  p                      scalar parameter of the binomial distribution 
                         
  len                    scalar number of random numbers 
                         
 Output:

  z                      len x 1 vector of random numbers 
                         
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(C) MD*TECH Method and Data Technologies, 17.8.2000
