Chart

Level 1 Category 13 subcategories
Definition

Graphical representation of data using visual elements like bars, lines, or slices to make information easier to understand and analyze than raw numbers

Writing Alternative Text

Name the chart type and describe the variables compared, plus the main trend or difference.

Subcategories

Area chart

Line chart with the area between the line and x-axis filled in, emphasizing magnitude of change over time and highlighti...

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Bar chart

Displays rectangular bars with lengths proportional to values they represent, ideal for comparing specific values across...

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Donut chart

Pie chart with a hole in the center, showing parts of a whole with segments proportional to their values, allowing space...

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Gantt chart

Timeline-based chart showing project tasks as horizontal bars, with length indicating duration and position showing star...

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Heatmap

Visualization using color intensity to represent data values in a matrix, with darker/warmer colors typically indicating...

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Histogram

Groups data points into ranges (bins), using bars to show the frequency distribution of continuous data across different...

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Line chart

Displays data points connected by straight lines, showing trends over time or changes across categories, with the x-axis...

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Pie chart

Circular graphic dividing a whole into proportional slices, where each slice represents a category's percentage of the t...

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Radar/spider chart

Displays multivariate data on equi-angular spokes radiating from a center point, showing strengths and weaknesses across...

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Sankey diagram

Flow diagram showing quantities moving between categories, with arrow width representing volume, illustrating transfers ...

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Signal eye diagram

Overlapped digital signal sweeps forming an eye-like pattern, used to analyze signal integrity, jitter, and timing error...

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Signal timing diagram

Shows relationships between different signals over time, illustrating how digital signals change in relation to each oth...

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Smith chart

Graphical tool for electrical engineers displaying impedances and admittances of transmission lines on a specialized cir...

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