Browsing Category

# Stats

9 posts

## A Guide To Basic Linear Algebra Notation For Machine Learning

Often, you’ll be looking around on the web for an answer to a question you have about an…

## The Ultimate Guide To Linear Regression For Aspiring Data Scientists

Regression is about finding the relationship between some input variable(s) and an outcome. Let’s think about a simple…

## Percentiles, Quartiles And Boxplots

Percentiles are 100 equal groups into which a population can be divided according to the distribution of values.…

## Understanding Correlation

Tech target defines correlation as: “a statistical measure that indicates the extent to which two or more variables…

## Measures Of Variance

Variance is a key statistical topic. It lets us know how close to the mean the data is…

## Normal Distribution And The Empirical Rule

A normal distribution looks a little bit like the below. It’s where the mean, median and mode are…

## Standard Normal Distributions Understood

We’ve discussed normal distributions in previous articles & today, we’re going to talk about standard normal distributions. By…

## Z Scores & Probability

When we look at a standard normal distribution, we see something like the below. Here, we have the…

## Statistical methods of handling outliers

Outliers can be a real pain & can skew our datasets. In the below, I’ve added an obvious…