The Box Plots can help you compare and align products and processes, even when running on different lines and separate plants. Modern manufacturers produce more products across more lines (or more sites) than ever before.Īnd it can be a tremendous challenge for quality assurance professionals to eliminate process variation and be consistent in minimizing waste.Ī Statistical Process Control (SPC) tool (popular within manufacturers’ circles) uses Box and Whisker Plot Examples to provide in-depth quality assurance insights. How Box-and-Whisker Charts Improve Process Control in Manufacturing Sector? Note the difference after visualizing the data. Can you provide a coherent data story by glancing at the table? Week Use the chart if your goal is to display high-level insights, such as mean, quartiles, standard deviation, and median. What does a Box and Whisker Chart look like?Ī Box and Whisker Plot (also known as Box Plot) is a visualization design that uses Japanese candle shapes to display insights into data. Keep reading because we’ll introduce a ton of Box and Whisker Plot examples in the next section. The box and whisker plot can be presented horizontally or vertically.The whiskers are the two lines outside the box. Sometimes, the mean is also indicated by a dot or a cross on the box. The vertical line that splits a Box and Whisker Plot in two is the median.The box covers the interquartile interval, where 50% of the data lie. The left and right sides of a Box and Whisker Plot example are the lower and upper quartiles, respectively.Keep reading because we’ll address the following question in the coming section: what does the shape of a Box Plot tell you? What Does the Shape of a Box Plot Tell You?
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