Statistics & Maths

How To Calculate DNA Copy Number For qPCR

In this article, I will show you how to calculate the DNA copy number for qPCR, by using the known amount and length of...

How To Perform A Spearman’s Rank Correlation Test In Excel

In this guide, I will show you how to perform a Spearman's Rank correlation test in Microsoft Excel. This includes determining the Spearman correlation...

How To Perform A Spearman Correlation Test In R

In this tutorial, I will show you how to perform a Spearman rank correlation test in R. What is a Spearman correlation test? A Spearman's rank...

Cohen’s d Calculator: A Quick And Easy Method

Below is the Cohen's d calculator. Simply enter the groups mean and standard deviation values into the calculator, click the calculate button and Cohen's...

How To Perform A Mann-Whitney U Test In SPSS

What is a Mann-Whitney U test? A Mann-Whitney U test is a non-parametric alternative to the independent (unpaired) t-test to determine the difference between two...

How To Calculate The Interquartile Range (IQR) In Excel

In this guide, I will show you how to calculate the interquartile range (IQR) by using Microsoft Excel. I will also show you how...

How To Perform A Linear Regression Test In Microsoft Excel

In this article, I will show you how to perform a simple linear regression test in Microsoft Excel. Not only will I show you how...

What Is A Z-Score And How To Calculate Them?

What is a Z-score? A Z-score, also known as a standard score, represents the number of standard deviations (SDs) a data point is away from...

How To Perform The Delta-Delta Ct Method

What is the delta-delta Ct method? The delta-delta Ct method, also known as the 2-∆∆Ct method, is a simple formula used in order to calculate...

The C1V1 = C2V2 Equation Explained

The simple formula of C1V1 = C2V2 is a lifesaver for bioscience researchers in the lab who are wanting to do dilutions. Here I...