upabove
upabove

Reputation: 1119

Obtaining a bimodal distribution from a beta distribution in R

I would like to create a bimodal distribution using the beta distribution.

Can someone explain how to obtain such a distribution?

I tried merging two different sample from a beta distribution, but I'm sure there's a more appropriate way.

a<-c(rbeta((50),10,1,1), rbeta((50),1,10,1))

Upvotes: 0

Views: 1584

Answers (1)

Stephan Kolassa
Stephan Kolassa

Reputation: 8267

The beta distribution is bimodal for appropriate values of its parameters, e.g. (0.5,0.5):

set.seed(1)
hist(rbeta(10000,.5,.5))

beta

Upvotes: 4

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