Sunday, October 24, 2021
Education STEM

Understanding buckets, bins, categorization (2/3)

In this multi-series of blog, I’ll touch on different ways to categorize data in buckets, or bins, and summarize in meaningful ways. Some will use Pivot Tables, some will not. But we’ll cover 3 common scenarios. Let’s do the second one here… The Scenario We have data on employees’ join-dates (TABLE 1). Objective: We want […]

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Analytics Coding Education STEM

Forecasting with Seasonality & Linear (Time-Series)

In one of my earlier blogs, I used linear forecasting method to predict a team’s scores in the future. While that was darn close to reality (when we checked with actual results), it did not mathematically account for fluctuations or seasonality and the outcome was always linear. In this blog, I show another method (that […]

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Analytics Coding Education STEM

Simulating coin-toss in Excel

Most of us know that theoretically, there’s a 50-50 chance of getting a “head” from an unbiased coin-toss. There are numerous implementations and simulations done in virtually all programming languages around this age-old ‘riddle’. In this blog, I share a simple but very effective simulation in Excel. Here’s the simulation: As you can see, I’m […]

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