Sunday, October 24, 2021
Analytics Education STEM

Putting together our Presidents (Infographic in Excel)

In several of my earlier blogs, I demonstrated working with raw data from multiple sources to generate visual and statistical analysis. You can find them in the following posts: Let’s Play With All The Presidents (Excel)-Part1 Let’s Play With All The Presidents (Excel)-Part2 Getting To Know Our Presidents In this blog, I share the combined […]

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Analytics Coding Education STEM

Be the right kind of ‘Mean’

No, I’m not talking about stingy, spiteful kind…rather mathematical mean: arithmetic and statistical means to be exact. In fact, a handful of mean functions and applications. In most common situations, when we say ‘Mean’ even the statisticians mean the Average…or the arithmetic mean we all know since early childhood. We continue use it because while […]

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Education STEM

Predicting missing/unknown information

Analysts often need to fill in the blanks in order to make longer-term decisions, or just to model different scenarios by making credulous predictions. In this post, I share just one of such scenarios and demonstrate how to make predictions using both statistical formulas manually and Excel’s feature. Lastly, we’ll see the difference between the […]

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Analytics Education STEM

How to treat Excel like a database to do complex SQL-like queries

One of the most under-utilized, most powerful query features come from Excel’s database functions. While primary usage of Excel is more as a traditional spreadsheet, and it myriad of formulas (and VBA macros), the database functions allow us to treat it like a database and query from its dataset much like SQL statements would from […]

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Analytics Education STEM Work

A Risk Assessment Map—my approach

I’ve seen many pretty risk assessment maps over time. The issue I see with most of them is that they’re more of an illustration than a method meaning, they’re customized visuals with manual graphics that don’t scale well for different projects. In the post, I’ll share my approach…it’s based on applying basic statistical concept, development […]

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