Sunday, October 25, 2020
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Formulas & Functions

Virtually everything business users do with Excel involves worksheet formulas and functions. And this category concentrates on that topic.

This category also includes what Microsoft calls “Names”—which many of us call “Range Names.” More accurately, however, “Names” are named formulas.

Check tags for information about specific functions.

Does Excel's INDEX worksheet function work for you only some of the time? Here are ways to learn why your INDEX function isn't working as you expect.

How to Debug INDEX in Excel

"I'm not a very experienced Excel user. Why does = INDEX(...) sometimes work and sometimes not.... :-)?" -- Suzan G. Probably the best way to...
SUMPRODUCT is one of Excel's most-powerful worksheet functions. Here, for example, you can use it in one formula to search text in one cell for many items.

How to Perform Multiple Table Searches Using the SEARCH & SUMPRODUCT Functions in Excel

SUMPRODUCT is one of Excel's most-powerful worksheet functions. Here, for example, you can use it in one formula to search text in one cell...
This simple invoicing system allows you to keep a list of products and prices in Excel, then use VLOOKUP or INDEX-MATCH to populate an invoice with the item and quantity you choose.

Use Excel’s INDEX-MATCH or VLOOKUP Functions to Populate Invoices and POs

A visitor asked how to set up a simple invoicing system in Excel. This is a common problem in many small businesses, divisions, and sales...
Should You Raise Prices? Should You Lower Them? These Excel Charts Can Help You Answer Those Questions

Should You Raise Prices? Should You Lower Them? These Excel Charts Can Help You...

In the early 1980s I was the CFO of a company owned by a man whose first instinct was to cut prices. When business was...
Excel's SUMIFS and SUMPRODUCT functions both can return the sum of a column of data under specified conditions. But which calculates more quickly?

Excel’s SUMIFS or SUMPRODUCT…Which is faster?

Today, I learned about an Excel reporting need that looks something like this: There’ll be about 150,000 rows of data maintained in an Excel database. ...
These tables summarize the performance of Excel's 15 worksheet functions use different methods to round data.

Overview of Excel’s Rounding Functions

Since Version 2013, Excel has offered 15 functions that round data in different ways. The first table describes each function briefly. The second table summarizes...
How to calculate and highlight the standard error of the estimate on each side of the trend in an Excel chart to make exceptional results stand out.

Highlight Normal Results in Line Charts to Make Exceptional Results Stand Out

Line charts that show trends in performance are the most useful type of chart that management reports can contain. All managers want good performance to...
This figure uses the Chicago Fed's National Financial Conditions Index to illustrate how to create an Excel panel chart.

US National Financial Conditions Using Excel Panel Charts

I’ll explain the meaning of this chart figure shortly. But first, let’s look at it from an Excel perspective. (Note: I’ve begun to use economic...
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...
Benford's Law reveals an amazing characteristic of data. Not only does it help to identify fraud, it could help you to improve budgets and forecasts.

Use Benford’s Law & Charts in Excel to Improve Business Planning

Unless you're a public accountant, you probably haven't experimented with Benford's Law. Auditors sometimes use this fascinating statistical insight to uncover fraudulent accounting data. But it might reveal...

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If you want all your Excel reports, analyses, forecasts, and other Excel work to be highly productive, this is the strategy that will make it happen.

An Introduction to Excel Data Plumbing

Would you like to: Create your new reports, analyses, forecasts, and other Excel work quickly? Update your Excel work with one command, without using...
Here's how to boost your Excel output, slash your Excel errors, and improve your Excel reports and analyses—whether you work for a large or small company.

How to Be Significantly More Productive in Excel

The Excel charts below are professional-quality. But that's not what makes them so unusual. Instead... ● You can update them in a few seconds, with...
Use this Excel dashboard to track 27 economic indicators of the United States' recovery from the Covid-19 recession.

Learn How to Use Excel to Track the US Recovery from the Covid Recession

The Covid recession is the worst recession the world has experienced since the Great Depression. And the Recovery Tracker workbook and Excel training can...
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