Create a two-point distribution?

9 vues (au cours des 30 derniers jours)
kevin cecere palazzo
kevin cecere palazzo le 17 Oct 2019
I want to multiply each element of a vector by a random variable X that takes values +1 and -1 with probability 1/2. How do I create this random variable?

Réponses (1)

dk
dk le 17 Oct 2019
N=100;
x=sign(rand(N,1)-0.5);
  1 commentaire
kevin cecere palazzo
kevin cecere palazzo le 17 Oct 2019
probability of getting sign(0)?

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