Learn how to calculate simple, weighted and exponential moving averages in Microsoft Excel using Data Analysis Tool Pack or Formula.

Whether you are generating lottery numbers or sample data for a survey, random numbers are easy to create in Excel. While true randomness is difficult to simulate with software, Excelâ s random ...

If you need to average a list of values in Microsoft Excel that contain duplicates without including the duplicates, don't fret over a complex expression when you can easily remove those duplicates.

Discover how the ampersand operator in Excel can create dynamic formulas, flexible lookups & smarter workflows. Save time and reduce errors ...

Learn how to combine Microsoft Excel’s ROW() and ROUNDUP() functions to create a flexible serial function that returns groups of consecutive values.

For example, a simple spreadsheet contains a list of 12 monthly salaries; a formula could be used to sum those 12 values to produce an annual salary.

Microsoft Excel can perform statistical calculations across a wide set of data. Performing a T-Value Formula is simple so long as each column is set up correctly to accept the mean and standard ...

If you wish to count the same or duplicate values in a column only once in Excel or the count of occurances of duplicate values, read this article.

There is nothing more frustrating than when someone pastes a value on top of a formula in your spreadsheet. This can ruin a beautiful excel model. And it can take awhile to fix because you have to ...

The Excel formula calculates the two nearest standard values and tests them with the desired resistor value to select the closer.