1. C

    Zero Inflated Model(s)

    Hello all, I'm working on a paper on the spatiotemporal distributions and abundances of rock pool fish. Over a couple of years, every month, the same pools were checked for fish presence. The pools were fairly small in size so it was quite easy to identify whether fish were present or not...
  2. E

    Help with extracting a piece of information from a variable

    Hello everyone. I'm looking to extract a specific piece of one variable and create a new variable with just that piece of info. Specifically, I've got full addresses and I want just the zip code. Parsing doesn't work because the addresses are of varying lengths: Address...