What is Box Plot in Total Quality Management? PDF Book

Learn Box Plot definition in total quality management with explanation to study “What is Box Plot”. Study box plot explanation with TQM terms to review total quality management course for online MBA programs.

Box Plot Definition

  • Box plot is a graphical display that simultaneously displays several important features of the data, such as location or central tendency, spread or variability, departure from symmetry, and identification of observations that lie unusually far from the bulk of the data.

    Introduction to Statistical Quality Control by Douglas C. Montgomery



Box Plot Explanation

One aspect of statistics is to represent data in an appropriate manner. There are different representation tools that can be used. One of them is box plot. Box plot is a graphical representation of the statistical data. Box plot is used to check how spread the data values are. A box plot gives important characteristics of the data including central tendency, variation, outliers etc. A box plot is also called box and whiskers plot. A box plot represents three quartiles and the minimum and maximum value in the form of a rectangle. The rectangle can be placed vertically or horizontally. The minimum and maximum values are usually represented on straight lines coming out of the box that are called whiskers. When representing data, box plots take on less space.

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