Percentiles are an important statistical tool used to understand the distribution of data. They indicate the relative standing of a particular value within a data set. In this article, we will delve ...

Normal distribution, also known as Gaussian distribution, is a fundamental concept in statistics that is used to describe the probability distribution of a continuous random variable. In simple terms, ...

What is a Standard Normal Distribution? Previously, you learned about the normal (or Gaussian) distribution, which is characterized by a bell shape curve. We also identified the mean and standard ...

Flickr via Google Images Standard deviation is a concept that's thrown around frequently in finance. So what is it? When working with a quantitative data set, one of the first things we want to know ...