Management Chapter 8 X-bar and R-Chart

Type Homework Help

Pages 3

Words 82

Textbook Managing for Quality and Performance Excellence 9th Edition

Authors James R. Evans, William M. Lindsay

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Chapter 8

Morelia Mortgage Co. - Original data

This spreadsheet is designed for up to 50 samples, each of a constant sample size from 2 to 10. Enter data ONLY in yellow-shaded cells.

Enter the number of samples in cell E6 and the sample size in cell E7. Then enter your data in the grid below.

Click on sheet tabs for a display of the control charts. Specification limits may be entered in cells N7 and N8 for process capability.

Number of samples (<= 50) 30 Process Capability Calculations Six sigma 21.7

5Upper specification

59.34 10.40 14.16 18.80 15.69 18.26 15.24 12.13 21.30 17.41 21.96 18.42 20.79 5.62 20.19 16.28 15.93 10.11 13.88 17.33 18.88 15.62 11.09 14.99 12.81 14.40 17.30 17.64 10.64 15.49

Average 16.32 14.74 14.22 16.17 15.86 14.36 14.68 16.3 22.03 16.67 17.47 15.82 15.06 12.76 18.57 17.1 17.44 13 17.06 14.28 23.69 16.52 13.67 15.37 15.23 12.12 14.06 17.18 17.41 15.47 #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A

LCLx-bar 11.16 11.16 11.16 11.16 11.16 11.16 11.16 11.16 11.16 11.16 11.16 11.16 11.16 11.16 11.16 11.16 11.16 11.16 11.16 11.16 11.16 11.16 11.16 11.16 11.16 11.16 11.16 11.16 11.16 11.16 11.16 11.16 11.16 11.16 11.16 11.16 11.16 11.16 11.16 11.16 11.16 11.16 11.16 11.16 11.16 11.16 11.16 11.16 11.16 11.16

Center 16.02 16.02 16.02 16.02 16.02 16.02 16.02 16.02 16.02 16.02 16.02 16.02 16.02 16.02 16.02 16.02 16.02 16.02 16.02 16.02 16.02 16.02 16.02 16.02 16.02 16.02 16.02 16.02 16.02 16.02 16.02 16.02 16.02 16.02 16.02 16.02 16.02 16.02 16.02 16.02 16.02 16.02 16.02 16.02 16.02 16.02 16.02 16.02 16.02 16.02

DO NOT MODIFY THIS TABLE

nA2 D3 D4 d2 A3 B3 B4

2 1.88 0 3.27 1.13 2.66 0 3.27

3 1.02 0 2.57 1.69 1.95 0 2.57

Control Chart Factors

X-bar and R-Chart

Sample size (2 - 10)

MMC- X-bar Chart

Averages

Lower control limit

Upper control limit

Center line

Sample number

MMC- R-Chart

Ranges

Lower control limit

Upper control limit

Center line

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Management Chapter 8 X-bar and R-Chart

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Management Chapter 8 X-bar and R-Chart

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Trusted by Thousands ofStudents

Albert

Anna

Collins

Jill

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Karen

Hill

Rachel

Kristopher

Resources

Company

Legal

Trusted by Thousands of
Students