DTREG 10.7.18 could be downloaded from the developer's website when we last checked. We cannot confirm if there is a free download of this software available. The program lies within Education Tools, more precisely Science Tools. This program was originally produced by Phillip H. Sherrod.
According to the results of the Google Safe Browsing check, the developer's site is safe. Despite this, we recommend checking the downloaded files with any free antivirus software. DTREG is suitable for 32-bit versions of Windows XP/Vista/7/8/10/11. The most popular versions of the tool are 10.7, 10.6 and 10.4. The default filenames for the program's installer are DTREG.exe or RunAsDate.exe etc.
From the developer:
DTREG is a program designed for predictive modeling and forecasting. The program includes Correlation, Factor Analysis, Principal Components Analysis and PCA Transformations of variables. It allows you to create a decision tree, Support Vector Machine, K-Means clustering, Linear Discriminant Function, Linear Regression or Logistic Regression models.
You may want to check out more software, such as Wintree, f x -Viewer or Trachtenberg Speed Math, which might be related to DTREG.