1. D

    Software for Simple Linear Regression

    Hi! I am looking for a free or fairly inexpensive software package to perform simple linear regression (time series) and exponential smoothing tests. I need to test about 100 data points (i.e., years). Suggestions? Thank you! Doctor T
  2. M

    [Help] Statistical distributions

    Hello friends of the forum I have the following doubt, I hope you can help me, I really appreciate it - I have a population of 500 businesses - A sample of the businesses with the highest sales (200 businesses) - Each business can sell many products, but I would like to know the behavior...