yearly effects

  1. P

    Year as continous variable

    Hello, Im new in statistics. Can I use "years" as a continuos variable to see if NDVi (normalized difference vegetation index) has changed over the years positively or negatively, for example with a GLMM or GLm? Thanks!!!!
  2. F

    Control for yearly effects

    Hi everybody, of course, I tried to find a thread with an answer about my topic. Unfortunately without success. I ran a multi regression analysis with 8 control variables and one explanatory variables to explain my dependent variable. The date is compiled between the years 1990 and 2000...