Re: [R] Linear Mixed Model set-up

2012-01-30 Thread Ben Bolker
Maggie Neff gmail.com> writes: > > Hello, > > I have some data covering contaminant concentrations in fish over a time > period of ~35 years. Each year, multiple samples of fish were taken (with > varying sample sizes each year). Ultimately, I want an estimation of the > variance between year

[R] Linear Mixed Model set-up

2012-01-30 Thread Maggie Neff
Hello, I have some data covering contaminant concentrations in fish over a time period of ~35 years. Each year, multiple samples of fish were taken (with varying sample sizes each year). Ultimately, I want an estimation of the variance between years, and the variance within years + random effect