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

Table 82: Example of a stacked horizontal bar chart using the Likert Scale

Dot Plots Explained Dot plots is the first step in visualizing the distribution of data. In a dot plot, you have one dot on the number line for each individual piece of data. Then you stack them on top if you have a duplicate data plot.

Here is the data representing scores on a 10-point quiz.

6

8

6

5

4

7

9

4

5

8

5

4

6

7

7

3

8

7

6

7

6

6

6

5

5

9

Table 83: List of quiz scores for a 10-point quiz

Excel does not have the functionality to do a simple dot plot easily without doing counts and manipulating bar charts with circle images. Therefore, what I've shown you is how to do a simple dot plot in SPSS.

Simple Dot Plot in SPSS Step-by-step for SPSS version 27 (but also see the video).

1) I entered the raw data into one column 2) I right-clicked and named the data “ quiz ” instead of leaving it "var" 3) Graphs> Chart Builder (may need to say OK for it to scan the data) 4) Choose scatter/dot

95