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Statistics for Business and Economics | 12th Edition | ISBN: 9780321826237 | Authors: James T. McClave, P. George Benson, Terry T Sincich
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Construct and interpret an R-chart for the data in

Chapter 13, Problem 25E

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QUESTION:

Construct and interpret an R-chart for the data in Exercise 13.10 (p. 13-29).

a. Calculate and plot the upper control limit and, if appropriate, the lower control limit.

b. Calculate and plot the A, B, and C zone boundaries on the R-chart.

c. Plot the sample ranges on the R-chart and use pattern analysis Rules 1–4 of Figure 13.22 to determine whether the process is under statistical control.

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QUESTION:

Construct and interpret an R-chart for the data in Exercise 13.10 (p. 13-29).

a. Calculate and plot the upper control limit and, if appropriate, the lower control limit.

b. Calculate and plot the A, B, and C zone boundaries on the R-chart.

c. Plot the sample ranges on the R-chart and use pattern analysis Rules 1–4 of Figure 13.22 to determine whether the process is under statistical control.

ANSWER:

Step 1 of 7

The given data is

       

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