We apply feature scaling on training set only. so apply it on x_train, not x_test

I've updated the blog. In the contents, it's right after OOP. Also, did you face any trouble downloading the datasheet and copying the colab file? Let me know

yes, the indexing part was bit confusing. I'll update the indexing asap. Thanks for your suggestion

Hi there! I use Miro for my drawings

Thank you so much for reading my article. I am glad it was helpful for you