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Calculate n and p values for binomial distribution in Matlab
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Question is that "Random variable for μ = 10, σ2 = 10.Calculate n and p values for a binomial distribution to be approximated as normal distribution for the above normal distribution mean and variance."
When I do research on the internet, they tell me to use the binofit function to calculate the n and p values. But in each sample made with binofit, n and p values were made knowing. Since the question asked me to calculate the n and p values, I could not find a solution. Can you help me?
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Antworten (1)
Vladimir Sovkov
am 30 Nov. 2019
The question has nothing to do with Matlab.
Just recall, that in the binomial distribution μ=n*p and
=n*p*(1-p).
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1 Kommentar
Vladimir Sovkov
am 30 Nov. 2019
If μ = 10, σ2 = 10, than the solution of the equations {n*p==10, n*p*(1-p)==10} is
and
. In fact, this limit is the Poisson distribution with μ = 10. No binomial distribution with finite n and p can possess such properties.
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