How to Find the Mean of a Set of Data

Introduction

Finding the mean of a set of data is an important part of understanding the data. The mean, or average, is the sum of all of the values in a set of data divided by the number of values. The mean can help you understand the data by giving you a reference point to compare all of the values in the set.

Steps to Find the Mean

Finding the mean of a set of data is a relatively simple process. All you need to do is:

• Gather the data that you want to find the mean of.
• Add the values together to get the sum.
• Divide the sum by the number of values.
• The resulting number is the mean of the set of data.

An Example

Let’s say you want to find the mean of the following set of data: 3, 5, 7, 8, 11.

To find the mean, you would first add the values together to get the sum. In this case, the sum is 3 + 5 + 7 + 8 + 11 = 34.

Next, you need to divide the sum by the number of values. In this case, there are 5 values, so the mean is 34 / 5 = 6.8.

Therefore, the mean of the set of data is 6.8.

Conclusion

As you can see, finding the mean of a set of data is a relatively simple process. All you need to do is add the values together and divide by the number of values. This will give you the mean, or average, of the set of data.