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OK - good to know. Thanks for your prompt response.

Valerie

Hello,

I'm trying to run a three-level model using a normal distribution with a log link. However, I receive the following error message: "==: operator invalid
r(198);"

I also receive this message when I try to run a three level model using data available on your website in the "Examples" page in ...

Hi George,

Many thanks for your response - this is very useful!

Best regards,
Valerie

Hello,

I'm wondering if there is a benchmark figure regarding the appropriateness of running a Multiple Membership model.

I'm analysing a dataset of patients nested within hospitals and around 2% of patients are "members" of multiple hospitals - does this figure of 2% justify running a multiple ...

Dear George,

Many thanks for your prompt reply and example of how to add a pseudo level - I understand now what I was doing wrong.

Best,
Valerie

Dear Chris,

Thanks very much for your help. I couldn't add a random effect to the level 1 identifier (perhaps I was doing something wrong) but alternatively I tried the poisson distribution with the extra option and this gives similar results to the negbin so I'm happy with that.

Best,
Valerie

Hello,

I'm relatively new to MLwiN and I'm using it through the runmlwin command in Stata

I'm trying to estimate a cross-classified random intercepts model with a negative binomial distribution using MCMC. However, I received an error message saying that "The selected distribution is not available ...