Descriptive statistics cheat sheet

How to do descriptive statistics?
This is calculated by summing all of the data values and dividing by the total number of data items you have.
It is normally called the mean or the average.
If you have a data consisting of n observations (x1,,xn) ( x 1 , . . . , x n ) then the mean (\xafx) is given by the formula: \xafx=1nn∑i=1 xi..
What are the 5 questions that will answer descriptive statistics?
Using the Descriptives Dialog Window
1. Click Analyze \x26gt; Descriptive Statistics \x26gt; Descriptives
2. Double click on the variables English , Reading , Math , and Writing in the left column to move them to the Variables box
3. Click OK when finished
What are the 5 questions that will answer descriptive statistics?
Descriptive Statistics: Reporting the Answers to the 5 Basic Questions of Who, What, Why, When, Where, and a Sixth, So What? Anesth Analg. 2017 Nov;125(5):1797-1802. doi: 10.1213/ANE..
What is the formula for descriptive statistics?
Descriptive Statistics: Reporting the Answers to the 5 Basic Questions of Who, What, Why, When, Where, and a Sixth, So What? Anesth Analg. 2017 Nov;125(5):1797-1802. doi: 10.1213/ANE..
What is the formula for descriptive statistics?
This is calculated by summing all of the data values and dividing by the total number of data items you have.
It is normally called the mean or the average.
If you have a data consisting of n observations (x1,,xn) ( x 1 , . . . , x n ) then the mean (\xafx) is given by the formula: \xafx=1nn∑i=1 xi..
Tips for understanding descriptive statistics results
1. Describe the sample size of your data sample
2. Describe the center of your data
3. Describe the spread of your data using the standard deviation
4. Use individual value plot, histogram and box plot to assess the shape and spread of your data distribution

Categorical Data—Trail Mix

To illustrate statistical concepts on categorical data, we’ll be using an unordered categorical variable, consisting different elements of a trail mix

Numerical Dataset - Glasses of Water

To illustrate statistical concepts on numerical data, we’ll be using a numerical variable, consisting of the volume of water in different glasses

Correlation

Correlation is a measure of the linear relationship between two variables. That is, when one variable goes up, does the other variable go up or down

What are descriptive statistics?

Descriptive statistics is the primary tool used in descriptive analytics, one of the four types of analytics

To understand descriptive statistics, it is first helpful to understand the concept of a variable

A variable is a quantity that can be measured or counted

For example, given a group of people, you could measure each of their heights

What is a statistical cheat sheet?

In this cheat sheet, you’ll have a handy guide for all the relevant descriptive statistics to guide your analysis

Throughout this cheat sheet, you’ll find terms and specific statistical jargon being used

Here’s a rundown of all the terms you may encounter

Variable: In statistics, a variable is a quantity that can be measured or counted

Descriptive statistics cheat sheet

How to do descriptive statistics?

What are the 5 questions that will answer descriptive statistics?

Using the Descriptives Dialog Window