Mr. K. R. Wood, president of Broccoli Enterprises, is interested in the data shown in Table 18.5.4,

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Mr. K. R. Wood, president of Broccoli Enterprises, is interested in the data shown in Table 18.5.4, representing the lengths of broccoli trees after cutting.

a. Find the average, , and the range, R, for each sample.

b. Find the overall average, X, and the average range, R.

c. Find the center line for the chart.

d. Find the control limits for the chart.

e. Draw the chart.

f. Comment on what you see in the chart. In particular, is this process in control? How do you know?

g. Write a paragraph summarizing the situation and defending the action you feel is appropriate.

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Practical Business Statistics

ISBN: 9780123852083

6th Edition

Authors: Andrew Siegel

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Question Posted: Nov 11, 2015 04:17 AM

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Mr. K. R. Wood, president of Broccoli Enterprises, is interested in the data shown in Table 18.5.4,

Question:

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a b X 85079 and R 02195 c The center line is X 85079 d The control limits ...View the full answer

Practical Business Statistics

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