Create a matrix where each element is a Binomial distribution

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Orongo
Orongo el 11 de Oct. de 2017
Comentada: dpb el 11 de Oct. de 2017
Hi, I want to create a matrix Y where each element is its own unique Binomial distribution. I want the parameters N and P be the matrices
N=normrnd(0,1,4,4)
P=rand(4,4)
So
Y(1,1)=Binornd(N(1,1),P(1,1)),
Y(2,2)=Binornd(N(2,2),P(2,2))
and so on. I use Binornd(N,P) which result in a 4x4 matrix filled with NaN. What is going wrong? and how can I create the matrix Y?
  1 comentario
dpb
dpb el 11 de Oct. de 2017
You're getting NaN because the first parameter of the binomial has to be positive integer for number of trials and you're passing a floating point value that is sampled from gaussian so is -inf,inf theoretical, -3,+3 in practical terms for 99+% of cases.
You also can't put multiple outputs into a single location of an array; you could use a cell array to hold the outputs, but not a double.

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