chart

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Graph

A representation of numbers signifying different data sets. Graphs are vitally important in tracking past performance of economic data with the aim of predicting its future behavior. For example, a government agency may create a graph of unemployment claims over time. If claims have trended downward, the agency may predict that unemployment may remain low. Graphs are also crucial for technical analysts, who use them to track securities' performance to help make investment decisions. Graphs are also known as charts.

chart

Data displayed in a diagrammatic manner, often to show relationships between different sets of numbers. Charts are used to observe the historical values of variables and, frequently, to spot trends that may provide insights for use in projecting future values. Also called graph. See also bar chart, candlestick chart, line chart, point-and-figure chart.
References in periodicals archive ?
Visual acuity of the patients was measured on Snellen's chart ranged from 6/6P to 6/60.
About 19(63.3%) showed 1 month postoperative Snellen's chart visual acuity in the range of 6/60-6/18.
In still older children who were able to read they were put before the Snellen's chart or were shown 'E' chart and were asked to identify the letter or were asked to shown which side the arm of 'E' is turned, thus vision was compared with Snellen's chart.
Visual acuity was tested using Snellen's chart, anterior segment was evaluated using slit lamp.
Inclusion criteria for the study, those who were doing hospital duties in shift, not retired, aged between 20 to 60 yrs, without any hearing difficulty as tested by tuning fork, without any visual difficulty as tested by snellen's chart and jaegger's chart, without any muscular disorder.
Visual acuity was assessed on Snellen's chart and anterior segment evaluation was done with slit lamp biomicroscope.