nested logit

  1. Y

    Which model/statistical test should I use?

    Hi, Soon I will be performing an experiment where I must grow 4 different plant species under 4 different stressors, each stressor containing 4 levels of 'severity' of the stressor or in other words a difference in concentration. Growth of the plants will be measured over 22 time points, but...
  2. A

    Error in mlogit package: system is computationally singular

    I have a data set that is formatted according to mlogit's standards using mlogit.data command in Rstudio. Trip SevereEarthquake Night Age Mode 1.NTG 1 0 0 18 FALSE 1.TGNV 1 0 0 18...