Tuesday, April 13, 2021
Now that you've calculated your cross correlations—that is, your time-shifted correlations—here's how to chart them professionally.

Find Leading Indicators Using Automated Cross Correlations in Excel, Part 2

In Part 1 of this discussion about automated cross correlations, I explained how to set up  the cross-correlation Data Table shown below, in columns...

Find Leading Indicators Using Automated Cross Correlations in Excel, Part 1

It all seems so simple... To improve your forecasts of sales or other measures, you simply need to find leading indicators...measures that are highly correlated...
The Monte Carlo method allows you to forecast performance using probability distributions for your assumptions. And Data Tables provide a quick and easy way to implement the Monte Carlo method. Here's how to do it.

How to Create Monte Carlo Models and Forecasts Using Excel Data Tables

(Download the workbook.) (This is the second of two articles about normal distributions. The first article is, How to Return Random Numbers from a Normal...
You can use probability distributions to manage the uncertainty about your assumptions when you create simulations in Excel. Here's how.

How to Return Random Numbers from a Normal Distribution for Your Excel Forecasts

(This is the first of two articles about normal distributions. The second article is, How to Create Monte Carlo Models and Forecasts Using Excel Data...
Excel provides several worksheet functions for working with normal distributions or 'bell-shaped curves.' This introduction to Excel's Normal Distribution functions offers help for the statistically challenged.

An Introduction to Excel’s Normal Distribution Functions

(Download the workbook.) When a visitor asked me how to generate a random number from a Normal distribution she set me to thinking about doing statistics...
Using Excel 2007 and above, you can create shaded areas in charts to specify areas of special interest. Here's how to do this using normal curves.

How to Create Normal Curves With Shaded Areas in Excel

Adding shaded areas to normal curves like this is a challenging task in Excel charting. But once you know how, it's not difficult to...

Latest Articles

Using Excel's LET, SORTBY, and SEQUENCE functions, and dynamic arrays, you easily can list any number of top and bottom results from a Table.

How to Report Top and Bottom Results Using Dynamic Arrays in Excel

In How to Use Excel’s LET Function, I showed several examples of a powerful function that Microsoft added to Excel 365 in the summer...
The LET function is the most powerful function that Microsoft has released for Excel in years. Here's an introduction to its features.

How to Use Excel’s LET Function

In the summer of 2020, Microsoft introduced the LET function for Excel 365—one of the most-significant new worksheet functions that Microsoft has introduced in...
You can ratchet down errors in your Excel reports by using an Error Summary Table that uses conditional formatting to alert you to errors.

How to Set Up an Automatic Error-Checking System in Excel Reports

Decades ago, I worked as a cost accountant for a large company. But because our department received terrible reports, I wrote my own reports...using...