Topic Index > Probability > How to Draw a Venn Diagram Draw a Venn Diagram: Overview Venn diagrams are a way to visualize relationships between groups of objects. They are often confused with Euler diagrams. While both have circles, Venn…

## Basic Statistics (Descriptive Statistics)

Main topic index > Basic statistics The word “Basic Statistics” might be a misnomer. There’s really nothing simple about calculating a standard deviation! Here you’ll find a series of articles that breaks basic statistics down into simple steps — everything…

## Find the Median in Statistics: Easy Steps

Main Index> Basic Statistics> > Find the Median Find the Median: Overview The median is one of the measures of spread in a data set. It’s the middle value in a list: half of the numbers area above the median…

## Find the Mode in Statistics: Easy Steps

Main Index> Basic Statistics>Find the Mode Find the Mode The mode in statistics is the most common number in a data set. For example, the mode in this set is 2, because it is the number that occurs most often:…

## Find the Mean of a Data Set in Easy Steps

Main Index> Basic Statistics> > How to Find the Mean How to Find the Mean: Overview The mean in mathematics can have several meanings, but in statistics the mean is always the average. The mean is found by summing the…

## Bar Chart in Excel: Easy Steps and Video Tutorial

Excel for statistics > Bar Chart in Excel Watch the video or read the steps below. How to Make a Bar Chart in Excel: Overview A bar chart (also called a bar graph) is a way to display data using…

## Order of Operations (PEMDAS): Easy Steps

Main Index > Order of Operations (PEMDAS) In order to succeed in statistics, you’re going to have to be familiar with Order of Operations. The “operations”: addition, multiplication, division, subtraction, exponents, and grouping, can be performed in multiple ways, and…