Solved

Random Samples of 4 Items Are Selected from a Manufacturing Σ\Sigma

Question 84

Multiple Choice

Random samples of 4 items are selected from a manufacturing process at regular intervals and a certain quality characteristic is measured. After 25 samples, Σ\Sigma X = 15,350 and Σ\Sigma R = 411.4
The measurement of quality is based on


A) An attribute
B) A variable
C) A scale
D) A chart

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