What is Linear Regression? Part 5: Dealing with Qualitative Predictors

We have so far been dealing with quantitative variables in this series discussing the basics of Linear Regression. There are…

add comment

What is Linear Regression? Part 4: Non-linear Transformations of the Predictors

In the previous post, we discussed a way to introduce Interaction Terms to our Linear Model. The other previous posts…

add comment

What is Linear Regression? Part 3: Interaction Terms

In the first part,¬†we talked about the basics of Simple Linear Regression and in the second one, we discussed Multiple…

add comment

What is Linear Regression? Part 2: Multiple Linear Regression

Welcome back! This is Part 2 of our linear regression series. It is in line with Chapter 3 of the…

add comment

What is Linear Regression? Part 1: Simple Linear Regression

[NOTE: I use RStudio for all my R tutorials. If you have never used it before, you can start here]…

add comment

Lunch and artificial intelligence: Part 2

I will concede up front that this article was much harder to write than I anticipated without getting a bit…

add comment

Lunch and artificial intelligence: Part 1

Yesterday I received a lunch invitation from a friend at work that had this title: “Tell me more about AI”…

add comment

18%; 50 to 60%; R300+ million — figures for SA universities

  According to Council of Higher Education (CHE): South African universities have space for only 18% of students who finish…

add comment

A 3D atlas of the universe

Interested in Astronomy and how the stars work but have no way of visualizing them? Well, don’t despair. Watch this…

add comment

5 000 registered users!

Today IQmates reached another milestone: 5 000 registered users! It has been a great journey thus far, with a steep…

add comment