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Chapter 1 · Corporate and Legal AffairsPractice
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CONCEPT PRACTICE

Control chart

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Volume 2 · Chapter 1 · Textbook Exercises · Q19

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Which of the following is an appropriate explanation of a control chart?

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Source: FE Vol 2.pdf, PDF page 140–141, textbook p. 136 · Information-technology Promotion Agency, Japan · First Edition: April, 2015. ID: tb-v2-c1-q19. Publisher answer and commentary · private review.

Original question · Q19
Q19 Which of the following is an appropriate explanation of a control chart? a) It sets two types of data on the vertical and horizontal axes of a graph, and plots the measured values to determine the correlation between the data sets. b) It systematically organizes the relationships between cause and effect in a fishbone-like format, and clarifies which causes are related to a particular result. c) It is used to discover abnormalities by representing data variability that occurs in a time series as a line graph and by setting upper and lower limit values. d) It is used to understand the variability in quality by dividing data into several sections and plotting the number of data items in each section as a bar graph.

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