Archive for September, 2019

Validating your data as you type can prevent any surprises when you are doing analysis / follow-up on the data. Thankfully, excel has the right tools to do it. Excel drop down list can assist you in picking up a value from a valid list to enter in a cell. Here is a short how-to […]

I have been playing Zelda: Breath of the wild a lot these days and I LOVE the game. Considered one of the BEST video games all time, BOTW is beautifully designed and offers a lot of entertainment. Don’t freak out yet, Chandoo.org hasn’t suddenly branched into a video gaming blog. Instead, I am here to talk about Stamina Wheel Chart.

Learn how to calculate weighted averages in excel using formulas. In this article we will learn what a weighted average is and how to Excel’s SUMPRODUCT formula to calculate weighted average / weighted mean.

What is weighted average?

Wikipedia defines weighted average as, “The weighted mean is similar to an arithmetic mean …, where instead of each of the data points contributing equally to the final average, some data points contribute more than others.”

Calculating weighted averages in excel is not straight forward as there is no built-in formula. But we can use SUMPRODUCT formula to easily calculate them. Read on to find out how.

As part of our Excel Interview Questions series, today let’s look at another interesting challenge. How can you analyze more than 1 million rows data in Excel?

You may know that Excel has a physical limit of 1 million rows (well, its 1,048,576 rows). But that doesn’t mean you can’t analyze more than a million rows in Excel.

The trick is to use Data Model.

This is CRAZY!!!. I stumbled on a weird use for FILTERXML() while reading a forum post earlier today. So I couldn’t wait to test it. I am happy to share the results.

Say you have some text (sentence / phrase / keyword etc.) in a cell and you want to extract the nth word. Unfortunately Excel doesn’t have SPLIT() formula. So we end up writing obscenely long array formulas or use gazillion helper columns.

Here is the super sneaky trick. Use FILTERXML() instead.

We can select a few cells in Excel and quickly see their count, sum etc. in the status bar. Ever wanted to customize the status bar to show something else, say difference? You can use VBA add-ins with application level events to achieve this. In this VBA Example, we will look at how to set up a class module, application event in our personal macro add-in to customize status bar.

Waffles are yummy, Power BI is awesome. The combination is going to send your taste-buds on a cruise. Learn how to make a yummy waffle chart in Power BI.