Correlation does not imply causation

Correlation does not imply causation

Simple explanation of what is correlation, positive and negative correlation, and the correlation coefficient r. In this post I will try to give you a simple and practical explanation of correlation. Correlation is one of the most used statistical techniques. However,...
Volcano plots in R: easy step-by-step tutorial

Volcano plots in R: easy step-by-step tutorial

R TUTORIAL: Create your own volcano plot in R in 5 simple steps Table of contents 5 Before you start 5 Volcano plots in R: complete script 5 Step-by-step guide to create your volcano plot 9 Step 1: Set up your script 9 Step 2: Get the data ready 9 Step 3: Create a...
How to interpret a volcano plot

How to interpret a volcano plot

What is a volcano plot? Imagine you are carrying out an RNAseq experiment. You have a group of cells A and a group of cells B. Group B was treated with a drug. Now you want to see what effect the drug has in gene expression. Does the drug cause some genes to be...