Have something to say about Connect the Dots: Linear and Logistic Regression in Excel, Python and R? Say it here!

Have suggestions, comments, or need help? Post it here! If you know of better software than Connect the Dots: Linear and Logistic Regression in Excel, Python and R, post it here! If you know of issues with Connect the Dots: Linear and Logistic Regression in Excel, Python and R, post it here! Share your knowledge with all of us. :-)