Guide

1. Inside your Microsoft Excel worksheet, select the cell where you wish to run the mean calculations, and then type an 'Equals' (=) sign to get started.

2. After that, input 'Average' and then select it from the suggested results.

3. Enter the cell range that contains the values you want to calculate and then add a closing parenthesis at the end of the formula.

4. Once done, click anywhere around the worksheet to finally process the result.

5. After completing these steps, the mean of the selected dataset will be calculated and displayed instantly.