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Measuring the Software Process: Statistical Process Control for Software Process Improvement by Anita D. Carleton, William A. Florac

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Appendix C Example Data and Calculations

Appendix C contains data and charts used by several of the examples in Chapter 5:

Appendix C.1 illustrates the calculations used to determine the standard deviation for release 1 of the example illustrating the use of X-bar and S charts in Chapter 5.

Appendix C.2 contains data and calculations for constructing the individuals and median range charts example in Chapter 5.

Appendix C.1

Calculations for determining the standard deviation (S) for release 1 data are given here using the formula

Image

The table in Figure C.1 lists the values (X i) of SLOC/review hour for each inspection in release 1, the average ...

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