Box and Whisker Plot Diagram in Excel | |||||||||||||||||||
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Box and Whisker Plot DiagramsBox and Whisker Plot diagrams are used to analyze variation and central tendency of data due to time, parts, and production tools. The box represents the distance between the 1st and 3rd quartiles. The whiskers show the highest and lowest data points or 1.5 times the box (Q3-Q1). Outlier points are those that are greater than 1.5 times (Q3 -Q1).
Here are some examples of Box and Whisker Plot diagrams created using the QI Macros for Excel SPC software. Box and Whisker showing a process over time.
Box and Whisker Plot Diagram showing variation among devices.
The Box and Whisker Plot Diagram is just one of the tools included in the QI Macros for Excel SPC Software for Excel.
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It contains over 70 fill in the blank templates such as the Ishikawa diagram, QFD, DOE, FMEA, PPAP, and Gage R&R for MSA. Performs ANOVA, t-test, F-test, and regression analysis.
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