Basics: What Is a Heat Map? Why the Legend Matters
What is a heat map? Learn how colors represent values, why sales dollars can be mistaken for orders, and how to read axes and legends. See the examples.
What is a heat map? Learn how colors represent values, why sales dollars can be mistaken for orders, and how to read axes and legends. See the examples.
An area chart uses fill to emphasize magnitude, but stacked and separate values mean different things. See the distinctions and learn how to build one in Excel.
An SEO infographic needs more than an image. Connect your search question, visual, file and publishing page in five steps to make it useful. See the steps.
A line plot turns nine bean pod lengths into visible counts. Learn what marks and stacks mean, then build your own with fractions. See the worked example.
See how a climate change infographic links heat-trapping gases to rising heat, then separates emissions cuts from adaptation. Explore the causes and actions.
Read a neural network diagram without confusing scores with probabilities. Learn how arrows, layers, and activation labels clarify outputs. See the article.
Learn how to read a histogram using book-length examples. Check axes, interpret counts, and see why unequal bin widths need area. Read the walkthrough.
A stacked bar chart shows totals and the parts behind them. Learn when to use counts or percentages, with a worked example and Excel steps. See the guide.
A waterfall chart reveals gains and losses behind net growth. Follow revenue from $500,000 to $580,000 and learn to read the floating bars. See the example.
Use this how a bill becomes a law flowchart to trace committee review, chamber votes and presidential action. See why bills move forward or stop along the way.
