Categories
Statistics and Math

The Illusion of Confidence Intervals

Confidence intervals are everywhere in statistics. They are meant to show how sure we are about a number, like an average or a proportion. But here is the catch: they do not actually tell you how confident you should be about the specific interval you have right now. That misunderstanding creates what I call The […]

Categories
Statistics and Math

Why Averages Aren’t Always Your Friend in Statistics

“Numbers don’t lie, but they sure can mislead.” You’ve probably heard this before, and in the world of statistics, it couldn’t be more accurate. People often hail averages as the go-to statistic for summarizing data, but here’s the catch: if you rely on averages without digging deeper, you might miss the true story or, worse, […]

Categories
Data analysis & Visualization

Visualising Large Datasets with Hexbins in Python to Avoid Disturbing the Peace

Hello you! Okay, today I decided to break formal language because we have delicious content. Have you ever heard of hexbins? If not, it’s fine; if yes, it’s also fine. Today, I’ll try to show the pros of hexbins over scatter plots (which you are familiar with, I suppose) in large datasets. Why Use Hexbins […]

Categories
Statistics and Math

What the Heck is P-Value?!

In the world of statistics and data science, the term “p-value” often comes up, but many people find it confusing. The definition is simple; however, understanding it can be a bit confusing. This article is prepared to make it easy to understand. You don’t need to be a data scientist or a genius university student. […]