In 2026, data analysis roles still depend heavily on two practical tools: Excel for cleaning, checking, and working through business data, and Tableau for turning that data into dashboards people ...

Data work in 2026 asks for more than chart building. Professionals are expected to clean data, query databases, explain ...

Have you ever felt like your Excel skills hit a ceiling, no matter how many pivot tables you create? You’re not alone. While standard pivot tables are a reliable tool for summarizing data, they often ...

The Pareto Principle, also known as the 80-20 rule, is a powerful concept that can transform your approach to data analysis. This principle states that roughly 80% of effects come from 20% of causes.

Pivot tables are the unsung heroes of Excel. They transform raw data into actionable insights with just a few clicks. But are you truly harnessing their full potential? Many Excel users only scratch ...

AQ-IQ Mentor Xavier McIntyre explains how to import pod data (from a .txt file) into Excel. How to Import Pod Data into Excel AQ-IQ Mentor Cindy Yang explains how to create a graph without baseline ...

Q. You explained Excel’s Scenario Manager in your November 2024 Tech Q&A article and Goal Seek in your December 2024 Tech Q&A article. Can you please explain the final What-If Analysis tool: Data ...