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📰 Dev.to · Waqas R

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What BI actually costs a small team in 2026 (a pricing breakdown)

Dev.to · Waqas R 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 1mo ago

What BI actually costs a small team in 2026 (a pricing breakdown)

If you run a small company or a lean finance team, you have probably had this moment: you open a BI...

Cohort Retention Analysis in Excel - Without SQL

Dev.to · Waqas R 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 2mo ago

Cohort Retention Analysis in Excel - Without SQL

If you want to know whether customers actually stick around, a cohort retention table is the clearest...

Holt-Winters Forecasting in Excel: Trend + Seasonality, Explained

Dev.to · Waqas R 📊 Data Analytics & Business Intelligence 2mo ago

Holt-Winters Forecasting in Excel: Trend + Seasonality, Explained

If you forecast anything with both a trend and a repeating seasonal pattern - monthly sales, web...

How we built a 10,000-run Monte Carlo simulator for the 2026 World Cup

Dev.to · Waqas R 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 3mo ago

How we built a 10,000-run Monte Carlo simulator for the 2026 World Cup

The 2026 World Cup is the first with 48 teams and 104 matches, which makes it a genuinely interesting...