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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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5 Process Behavior Charts for Software Processes

The control chart is the process talking to us.

Irving Burr, 1953

In this chapter, we continue the discussion on analyzing process behavior using the control chart principles covered in Chapter 4. The material will cover several different types of control charts particularly relevant to software processes:

Average (X-bar) and range (R) charts

Average (X-bar) and standard deviation (S) charts

Individuals and moving range (XmR) charts

Individuals and median moving range charts

Moving average and moving range (MAMR) charts

c charts

u charts

Z charts

In Chapter 4 we explained the distinction between variables or discrete data and attributes data. In this chapter we build upon that distinction to explain ...

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