#datavisualization

Introduction Data visualization helps transform a large table into questions that...

Building an Interactive South America Dashboard with Streamlit and World Bank Data Open...

Can interactive data visualization help us learn an unfamiliar field? A practical exploration of linked charts, exploratory learning, and DC.js.

Preparing for a business analytics interview involves more than memorizing definitions of Excel, SQL,...

An extension is a third-party web application running inside your dashboard. The two hosting kinds, what each permission level gives access to, how to add one, and the print behavior that catches people out.

Drop one field on another and Tableau builds a hierarchy, which puts plus and minus drill controls on every view that uses it. How to build one, why the order matters, and how a hierarchy differs from a group, a set and a bin.

An alias renames the members of a discrete dimension so a chart says East instead of E. Why measures, dates and continuous dimensions cannot have one, how aliases differ from renaming a field, and the published data source limit.

Originally published at norvik.tech Introduction Explore the implications of Slack's...

The exam facts from Salesforce's own guide: 40 scored questions plus up to five unscored, 70 minutes, 48% to pass, four domains weighted 23/37/25/15, testing on Tableau 2022.3. What that arithmetic says about where to study.

Business intelligence helps organizations convert everyday operational data into information that can...

East out-sells West by 1.8 times. Start the axis at 1,600 and the same two bars say 16.9 times. Eight distortions, each shown on the same sixteen orders.

Businesses collect data every day through transactions, customer interactions, websites,...