Friday, July 1, 2022

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Aggregation Functions

How to Smooth Data by Using the TREND Function

Charley Kyd -
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Years ago, I read that Prof. William S. Cleveland had suggested that data could be smoothed by calculating a centered trendline through adjacent data—a...
Two economists have introduced a new leading indicator, which predicts a recession soon. These Excel charts illustrate their insight. If they're correct, Excel users will be very busy in the months ahead.

Consumer Sentiment Suggests a 2022 Recession

Your data can contain many important, hidden patterns. But simple transformations in Excel can help to reveal them—as this example illustrates.

Simple Transformations Can Reveal Hidden Patterns in Your Data

As inflation rises, so do mortgage interest rates—causing house prices to fall. Here's how Excel's PV function can help you estimate what you new house price will be.

Here’s How Inflation Could Affect the Value of Your Home

A shortage of truckers is one cause of the supply chain crisis in the US. This Excel chart suggests that the problem won't end soon.

An Excel Chart of a Major U.S. Supply Chain Problem

Featured Articles

Your data can contain many important, hidden patterns. But simple transformations in Excel can help to reveal them—as this example illustrates.

Simple Transformations Can Reveal Hidden Patterns in Your Data

Analytical Methods Charley Kyd -
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Excel users have at least two significant advantages over business professionals who rely on other analytical and reporting tools. First advantage: We Excel users can...
Use this unique Excel dashboard to track the general rate of inflation, your personal rate, and the rate of the goods and services you buy.

Inflation Tracker Excel Dashboard with Consumer Prices

Business & Economics Charley Kyd -
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U.S. President John F. Kennedy once said of a growing economy, "A rising tide lifts all boats." However, a rising inflationary tide does not lift...
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

Array Formulas Charley Kyd -
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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...
How to aggregate named groups of GL accounts.

How to Report GL Account Groups in Excel

Accounting & Finance Charley Kyd -
0
Believe it or not, this income statement is quite sophisticated. It's not nearly as simple-minded as it looks. In fact, this income statement illustrates a...
In Excel, you can report named groups of GL account numbers, product codes, and so on—just as you report one such number. Here’s how.

How to Use Array Formulas to Report Groups of Accounts

Accounting & Finance Charley Kyd -
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Often, in accounting, marketing, and other departments, we'd like to report and analyze groups of items rather than one item at a time. In Part...

Blog

As inflation rises, so do mortgage interest rates—causing house prices to fall. Here's how Excel's PV function can help you estimate what you new house price will be.
Blog

Here’s How Inflation Could Affect the Value of Your Home

Charley Kyd -
0
November 5, 2021 Inflation is rising in the U.S. And that made me wonder how a higher rate of inflation could affect the price of...
A shortage of truckers is one cause of the supply chain crisis in the US. This Excel chart suggests that the problem won't end soon.

An Excel Chart of a Major U.S. Supply Chain Problem

A Lesson in Excel Analysis Learned from Rising US Inflation

Here's how you can split delimited text into an array with a short Excel formula, and then wrap the formula with the INDEX function to return any value from the array.

How to Split and Index Delimited Text with Excel Formulas

Berkshire Hathaway is raising prices, and their costs are increasing. Inflation is on the rise. These Excel charts illustrate the the problem.

Warren Buffett, Inflation, and Excel

Business & Economics

In Excel, you can report named groups of GL account numbers, product codes, and so on—just as you report one such number. Here’s how.
Accounting & Finance

How to Use Array Formulas to Report Groups of Accounts

Charley Kyd -
0
Often, in accounting, marketing, and other departments, we'd like to report and analyze groups of items rather than one item at a time. In Part...
The two Excel dashboard-like charts with May data show that consumer confidence has dropped like a rock since March. But Asia's data isn't available yet.

Dashboard-Like Excel Charts of International Consumer Confidence

You can uncover hidden trends by charting the ratio of each month's performance to the same month one year earlier.

Introducing the Power of Year-Over-Year Performance Charts in Excel

The Wall Street Journal wrote that companies are dropping Excel because it doesn't work well with data—a problem that was solved more than twenty years ago.

How Your Company Can Work Without Limits in Excel

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

Formulas & Functions

Excel databases can be Tables of data, Pivot Tables, or even lists that your reports and analyses can use easily. This introduction will get you started.
Business & Economics

What the Heck is an Excel Database?

Charley Kyd -
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You can raise your Excel productivity significantly and slash your Excel errors—if you keep your data in an Excel database. Microsoft, Oracle, IBM, and others...
We can't push around numbers all the time with Excel. Sometimes, we just need to goof off. So here are some examples of business cartoons I drew in Excel.

Use Excel’s Drawing Tools to Create Your Own Cartoons

The extreme variability caused by seasonal sales makes it difficult to track and forecast your underlying sales trends. Here's how to solve that problem.

How to Create a Rolling Forecast of Seasonal Sales in...

An article in the Wall Street Journal about babies born during the winter months offers some great advice about charts for Excel users in business.

Excel Charts, Seasonality, & Analysis: Five Lessons from the WSJ

Spreadsheet users in businesses have distributed management dashboard reports for more than 30 years. Here's an example from the early days of spreadsheets.

The First Spreadsheet Dashboard: Mini-Graph Reports in Lotus 1-2-3

Excel Methods

How to aggregate named groups of GL accounts.
Accounting & Finance

How to Report GL Account Groups in Excel

Charley Kyd -
0
Believe it or not, this income statement is quite sophisticated. It's not nearly as simple-minded as it looks. In fact, this income statement illustrates a...

How to Smooth Data by Using the TREND Function

You need a volatile workbook to test Excel calculation speeds. Here's how I set one up to test lookup formulas.

A Volatile Workbook to Test Calculation Times for Excel Lookup Methods

Most loans and many investments are annuities, which are payments made at fixed intervals over time. Here's how to use Excel to calculate any of the five key unknowns for any annuity.

Excel’s Five Annuity Functions

Excel's dynamic range names give your formulas the power to adapt automatically in response to changes in your data or settings. Here's how to set them up.

How to Create and Use Dynamic Range Names in Excel

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Popular

When you bring data from another source into an Excel worksheet, the data often includes rows that you’ll want to delete. Here's the first of two methods.

How to Delete Blank or Unneeded Rows, Method 1

Worksheet Interaction Charley Kyd -
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When you bring data from another source into an Excel worksheet, the data often includes rows that you’ll want to delete. Often, you’ll want...
When you want to look up data in Excel, you should never use a worksheet function with "lookup" in its name. Here's why...

Why INDEX-MATCH Is Far Better Than VLOOKUP or HLOOKUP in Excel

Downloads Charley Kyd -
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(Download the workbook.) Excel’s VLOOKUP function is more popular than the INDEX-MATCH function combination, probably because when Excel users need to look up data then a "lookup" function...
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

Business Statistics Charley Kyd -
0
(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...
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