_____, first proposed by Walter Shewhart in 1924, are the backbone of statistical process control.
A) Histograms
B) Pareto charts
C) Scatter charts
D) Control charts

Question

Quizplus · Accepted Answer

Control charts, first proposed by Walter Shewhart in 1924, are a fundamental tool in statistical process control. They enable the identification of unusual or non-random variation in a process, allowing for corrective action to be taken. Histograms, Pareto charts, and scatter charts are all useful tools in data analysis but are not specifically designed for process control.

_____, First Proposed by Walter Shewhart in 1924, Are the Backbone