How to Smooth Data by Using the TREND Function
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...
Using the Hidden Power of Excel’s FILTER Function
When you take the time to explore a new worksheet function, it's amazing what you can discover!
And I won't tell you about the really...
Show Top and Bottom Results in a Chart-Table
The workbook that supports the following figure does a lot of work!
First, it uses Power Query to download the weekly unemployment claims and the...
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...
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...
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...
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
Getting Radical with Excel
It's time to think about Excel in a radical new way—when we use it to work with business or economic data.
It's time, in fact,...
How Fast Is Too Fast?
(Originally published in Inc Magazine.)
What typically tops the list of worries of the chief executive officers of fast growing companies? Financing that growth, according...
How to Smooth Data by Using the TREND Function
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...
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