Re: [R] Classification Tree Prediction Error

2020-08-25 Thread John Smith
As Bert advised correctly, this is not an R programming question. There is some misunderstanding on how training//test data work together in predictions. Suppose your test data has only one class. Therefore, you can get the following rate by betting on the majority class every time, again using dat

Re: [R] Classification Tree Prediction Error

2020-08-25 Thread Xu Jun
Thank you for your comment! This tree function is from the tree package. Although it might be a pure statistical question, it could be related to how the tree function is used. I will explore the site that you suggested. But if there is anyone who can figure it out off the top of their head, I'd ve

Re: [R] Classification Tree Prediction Error

2020-08-24 Thread Bert Gunter
Purely statistical questions -- as opposed to R programming queries -- are generally off topic here. Here is where they are on topic: https://stats.stackexchange.com/ Suggestion: when you post, do include the package name where you get tree() from, as there might be more than one with this functi