2022 Introduction to Statistics in Research Mitchell 2nd ed

I N T R O T O R E S E A R C H : D A T A V I S U A L I Z A T I O N & C O M M O N S T A T T E S T S

Chapter 4

Common Statistical Techniques

“ Statistics is the grammar of science .”

― Karl Pearson

n Chapter 4, you will find a brief summary of the most common statistical techniques. Many of these summaries contain a video to help you understand and interpret the results; some even include how to write it up in your dissertation. It is important to understand the ideas behind the various techniques. As a researcher, you need to know how and when to use them. Try understanding the simpler techniques first, so you can grasp the more sophisticated techniques. Videos may demonstrate either SPSS, JMP, or Excel. Make sure that you focus on how to interpret and communicate the results. To choose the statistical technique, start with these questions: I

• Question type: estimation or hypothesis testing? • Study type: sample data or experimental data? • Type of data: one variable or two? Categorical or numerical? • Number of samples or treatments: how many?

THE ICON KEY The icon key helps the reader quickly identify the types of resources available.

The Valuable information icon indicates that the resource is provided as an accompanying file. The Video Resource indicates that there are videos that relate to the topic that can be found on YouTube. The Web Resources indicate

I C O N K E Y

resources on the web. The Book Resources icon indicates good books for reference and indicates their availability. The last icon may be the most valuable for the novice because it is reserved for the How-to information section and users can expect a step-by-step explanation. The electronic format of the book is available to you; therefore, it is easier to search on a topic just when you need it.

 Valuable information  Video Resource  Web Resources

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Book Resources

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How-to information

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