In an increasingly data-driven world, it is more important than ever for students as well as professionals to better understand basic statistical concepts. 100 Questions (and Answers) About Statistics addresses the essential questions that students ask about statistics in a concise and accessible way. It is perfect for instructors, students, and practitioners as a supplement to more comprehensive materials, or as a desk reference with quick answers to the most frequently asked questions.

# How Can I Use Excel to Test for the Significance of the Correlation Coefficient?

### How Can I Use Excel to Test for the Significance of the Correlation Coefficient?

We are using the following example to examine whether the correlation between number of hours spent using social media per week is significantly related to level of self-rated job satisfaction on a scale from 1 to 10, with 10 being highest.

The research hypothesis is that the two variables are positively related, and we will use a one-tailed test at the.01 level of significance. Each participating adult in this study recorded the number of hours per week he or she spent on such activities as Twitter, Facebook, etc., as well as their self-rating of job satisfaction.

Here are the data:

Social Media Hours

Job Success

22

5

23

6

15

5

7

3

21

9

14

5

15

6

22

7

20

8

19

9