Meansmarker

Meansmarker is a term that may refer to a graphical or computational marker used to indicate the arithmetic mean in a data set. There is no single, widely adopted definition or standard product known as “meansmarker,” and the term is used informally in statistics and data visualization to describe elements that highlight the mean value on charts or in analyses.

In data visualization, a means marker can be a horizontal line across a plot, a distinct symbol at the mean point, or an annotation showing the numerical mean. It is commonly used in histograms, scatter plots, box plots, and grouped charts to facilitate quick visual comparison of central tendency between datasets or categories.

In software and data workflows, meansmarker may describe a feature or tool that automatically computes the mean and renders the corresponding marker on a chart. Implementations exist in many plotting libraries by computing the mean and then drawing a line or marker at that location; typical options include line style, color, label text, and whether to show related statistics such as standard error or confidence intervals.

Variants may include markers for the median or mode, or composite markers that display multiple summary statistics. The concept emphasizes interpretability by making the mean readily visible to viewers.

See also: Mean, Median, Data visualization, Plot annotations, Box plot, Histograms.