data credibility

Simpson’s Paradox: The danger of over-aggregation

Picture this: You’re the manager at a telemarketing company and you want to look at your employee performance. Specifically, you want to view employees’ average time spent on calls, and their average sales amount per call. You create a scatterplot…

Data credibility: Why it matters in data visualization

Data credibility – it’s an important topic. With the volumes of data that organizations manage growing every day, business leaders have a greater responsibility than ever to ensure the data they use is accurate and up-to-date. Data visualization is a…