Search results

  1. S

    Sales Forecast - Least Squares Regression or Arithmetic Mean?

    Hi all, I've built a model for total sales forecasting based on cumulative sales and using least squares regression gradient [y-intercept set to zero i.e. f(0)=0] to get the monthly 'run rate'. This works well for large, mostly consistent numbers (~300 per month). e.g. Month Sales Cml...