Column Chart, also known asBar chart, column chart、Bar graph、Bar chart、Bar graph, which takes the length of a rectangle as a variableStatistical chart。A bar chart is used to compare two or more values (at different times or under different conditions). It has only one variable and is usually used for smallerdata setanalysis.The bar graph can also be arranged horizontally or expressed in a multidimensional way.
When drawing a bar chart, the center line of the bar column or column group must be aligned with the project scale.In contrast,Line ChartAlign the point represented by the data to the project scale.When the numbers are large and close, both can use wavy ellipsis symbols to expand the gap between the performance data and enhance understanding and clarity.
Similar graphics are expressed ashistogramHowever, the latter is more complex than the long bar graph (the histogram can express two different variables).[1]
histogram
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In statistics,histogram(English: Histogram) is a graphical representation of data distributiontwo-dimensionalStatistical chart, its two coordinates areStatistical sampleThe measurement of an attribute corresponding to the sample.Histogram isSeven tools of quality managementone of.[1]
Statistical chart
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a sheetChart(Chart), or also calledStatistical chart, representing an imagedata, often named after the image used, such asPie chart, is the main usecircularSymbol,bar chartorhistogram, then it is mainly usedrectangleSymbol.Line Chart, which means usinglineSymbol.The template on the right uses a cutting circle to represent data. It can also be used to interpret certain types of structures and provide different information.
ChartThe use of the word "statistics" may not always be preceded by the word "statistics". The following charts contain statistical meanings, but the name does not contain the word "statistics":
Data GraphIt can be a group of diagrams orMathematic figure(Graph), with quantitative data or qualitative information.
Musical notation in English (chordchart）Or Recordchart）In the English world, it is also often considered as a kind of chart, but the Chinese use does not regard it as a habit of chart.
In a word, charts, or statistical charts, are usually used to facilitate the understanding of a large amount of data and the relationship between data.Let people read the original data faster through visual symbols.Today, charts have been widely used in various fields. In the pastCoordinate paperOr hand-painted on checkered paper, which is widely used in modern timescomputer softwareGenerate.A particular type of chart has particularly suitable data.For example, if you want to presentpercentage？Pie chart is very suitable.At the same time, the horizontal bar chart is also suitable.But if you want to presenttimeConceptual data?A line chart or histogram is better than a pie chart.[1]
