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Software Project Management (SPM)
Risk Management
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Risk Management Risk Management Planning Risks Identification
Quality & Quantity Risk Analysis PERT Categories, Probabilities, Impact Response Planning Avoid, Transfer, Mitigate Strategies for Positive Risks Opportunities Risk Monitoring and Control
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Risk Identification Example of a Risk Breakdown Structure (RBS)
הדוגמא הנ"ל מציגה את הקטגוריות של סיכונים שעלולים להתרחש במהלך פרויקט מסוים.
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Risk Breakdown Structure (RBS)
Make sure the detailed RBS will include: Application Factors – Size, Safety-Critical, Distributed System, Etc. Staff Factors – Experience, Skills, Level of Staff, Staff Turnover, Etc Implementation Factors – Conversion, Phased Implementation VS Cutover. Suppliers Factors – Reliability, Delays, Level of Integration with the Project Plan, Reporting, Etc. New Technology Factors – H/W, Software, Tools
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Risks Identification Tools and Techniques
Requirements and Assumptions Documentations Reviews – The Level of Quality, Consistency and Completeness of the Project Documents Information Gathering - Brainstorming, Interviewing, SWOT analysis (Strength, Weaknesses, Opportunities and Treats) Root Cause Identifications - different risks can emerge from the SAME root cause Checklist Analysis - historical information, other sources of information Assumptions Analysis - Validity of the Assumptions Interdependencies and Process Flowcharts Analysis
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Risk Registration List of Identified Risks List of potential responses
Root Cause of Risks Risk Impact on Project Objectives Updated RBS
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Qualitative Risk Analysis
Basic Risk Ranking Matrix: Deal separately with each project objective: Cost, Time, Scope and Quality Rank Very High, High, Medium, Low and Very Low to the Importance/Threat and Likelihood/Probability of each risk. In Decision Stage Deal with risks that are ranked high and Very High on both importance and likelihood. In Planning and Execution Stages Deal With Risks with Very High Probability from Medium/Low Importance. Low Probability Risk will be dealt if it has Very High Threat Grade.
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Qualitative Risk Analysis - Output
Relative Ranking and Priority List Grouping by Categories – Common Root Cause, Common Project Area Risks requires response in the near-term Risks that need additional analysis Low priority risks Trends in risk analysis results – detect recurring risk for in-depth analysis and handling
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PERT – Program Evaluation and Review Technique
Deals with uncertainty of task duration estimates Useful for expensive, high risk, state-of-the-art projects The method is very similar to CPM with different approach to time estimates Each Activity requires 3 durations estimates: Most Likely T(M), Optimistic T(O), Pessimistic T(P) The Expected Duration that is used in the network graph is: T(E) = {T(O) + 4*T(M) + T(P)} / 6 The Activity Standard Deviation Defined as: S = {T(P) – T(O)} / 6 Total Standard Deviation of Activity R: Calculate the SQR(SIGMA(S**2)) for all the Ss that are included in the path from the start activity to R. If there is more then one path choose the maximum value.
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Quantitative Risk Analysis
Risk and NPV - add risk factor to the discount rate RE (Risk Exposure) = Risk Probability x Risk Impact (expected additional cost to handle the risk when it will occur, usually later project changes results with greater cost) Decision Trees – Evaluate 2 Alternatives: The risk event WILL be handled upfront The risk event WILL NOT be handled upfront It will be handled only if it will occur (calculate RE) Compare the costs of the two alternatives. Risk Profile Analysis - change the risk factor, e.g. by +/-5% and recalculate the costs. Evaluate the the sensitivity to the change. Focus on highly sensitive risks
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Quantitative Risk Analysis – (Cont.)
Risk Reduction Leverage (RRL) = {RE(before risk mitigation activity) – RE (after risk mitigation activity)} / risk reduction cost Focus on risks with large RRL value. Stakeholders Risk Tolerance – The Project Probability Level that the project will meet its goals (cost, time,quality, scope), acceptable by the corporate. Use PERT Locate the activities with defined target/milestone/goal. Z value is the number of Standard Deviations between the Stakeholders Targets (T) and the Expected Target. For Schedule: Z = (T – T(E))/S Convert Z to the probability of not meeting the target (use standard normal deviates graph found in statistical textbook) If the probability is ABOVE the stakeholders risk tolerance, then the project should reduce the Risk Exposure by executing Risk Response Plan.
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Response Planning Risk Response Planning Types of Risk Handling
Developing Options, Determining Actions to reduce Risks to the project objectives Addresses the risk by their PRIORITY Select the best response Insert Resources, Activities, Schedule Changes and Budget to the Project Plan Types of Risk Handling Avoid: Changing the Project Plan to Eliminate the thread Transfer: Move the risk to a 3 Party. Examples: A Party that can better handle the risk (probably with additional cost) Use contractual agreements like fix price project when there is a cost risk. Mitigate: Reduction of the Risk Probability/Threat by upfront activities.
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Strategies for Positive Risks - Opportunities
Risk with Potentially Positive Impact on the project These Risks should be monitored and managed in order not to miss potential project gains Strategies: Exploit: Eliminate the uncertainty ( assign more talented employees, etc) Share: Joint Venture, Sharing with best fit 3-party Enhance: Increase the probability and/or the size of the positive impact by upfront action items.
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Risk Monitoring and Control
Inputs: Risk Management Plan, Risk Registration, approved Change Requests, Work Performance Information and Reports. Tools & Techniques: Risks Reassessment ( Ongoing Process) Status Meetings Risk Audits ( Audit the effectiveness of the Risk Response Plan) Technical Performance Measurements and Reserve Analysis Outputs:Updated Risk Register, Requested Changes, Recommended Corrective Actions,Update Project Management Plan
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