A Business Case for Software Process Improvement Revised

Table of Contents

Title Page

1. Introduction

2. Literature Review

2.1 Business Value of Software Management

2.2 Continuous, Sustained Software Process Improvement

2.3 Inspections

2.4 Software Reuse

2.5 Cleanroom Software Development

2.6 Secondary Benefits of Improvement Efforts

2.7 Risks From Software Improvement

3. Detailed Research

3.1 Modeling the Cost Benefit of Software Process Improvement

3.2 Modeling the Benefits of Inspections

3.3 Modeling The Effects of Reuse

3.4 Modeling The Effects of Cleanroom Methodology

3.5 Modeling Secondary Benefits of Process Improvements

3.6 Comparison of Results

4. Summary and Conclusions

4.1 The Financial Benefits of Software Process Improvement

4.2 The Secondary Benefits of Software Process Improvement

5. Annotated Bibliography

List of Tables

Table 1: Improvements from Software Process Improvement

Table 2: Costs of Software Process Improvement

Table 3: Parameters to Software Process Improvement Model

Table 4: ROI Benefits of Software Process Improvement

Table 5: Effects of Inspections on Rework

Table 6: The Effects of Reuse on Development Effort and Rework

Table 7: Comparison to Cleanroom Development Costs

Table 8: Rework and Maintenance Costs in Cleanroom

Table 9: Cost Impact of Early Delivery in Contract Organization

Table 10: Cost Impact of Early Delivery in Commercial Organization

Table 11: Cost Impact of Staff Turnover

Table 12: The Value of Key Contributors

Table 13: Repeat Business

Table 14: Reuse of COTS Risks

Table 15: Software Process Improvement Risks

Table 16: Risk Assesment of Not Performing Improvements

Table 17: Weighted Liklihood for COTS Reuse

Table 18: Comparison of SPI Methods

Table 19: Comparing All the Metrics of Process Improvement

List of Figures

Fig 1: Weighted Risk Likelihood Graph for Use of COTS

Fig 2: Comparison Weighted Risk Likelihood

Fig 3: Rework as a Function of Program Size

Fig 4: Development Costs as a Function of Program Size

Fig 5: Schedule Length as a Function of Size

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Please note: The PDF and HTML versions of this report do NOT include the ROI Calculating Spreadsheet. The spreadsheet is available electronically (via E-mail or floppy) for $25 alone (order from DACS Store) or FREE with the purchase of bound, hard copy of A Business Case for Software Process Improvement Revised technical report for $50. The report and spreadsheet may be purchased from the DACS Store together also.

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