predictive

  1. B

    Conflicting definitions: What is “effect size” regarding customer churn?

    One research paper says an example of "effect size" is the difference in the average age of churners vs. non-churners (41 vs 45). Another research paper says "effect size" is the difference in the area under the ROC curve (AUC was used to measure the validity of a model used to predict churn)...
  2. D

    Long-horizon predictive regression

    Hey guys! So for an assignment I have to compute some long-horizon predictive regressions. Univariate, bivariate and multiple. We use MatLab, but my MatLab skills are very very basic and I need your help, because i can't find the right answer. I collected all my monthly data (From 1963:07 to...
  3. P

    Whats is the method to analyze characteristics from two groups?

    Hello there, Im new in the statistics world and i hope that you can help me. i have two groups of sample that are divided by one y (depended) variable y = binary, is a good employee or no then i have ten variables (x) divided into demografic variables and profile test. Example: age, emotion...