Uncertainty Performance Domain Flashcards
Uncertainty Definition
A lack of understanding of issues, events, or paths to follow, or solutions to pursue.
Risk Definition
An uncertain event or condition that, if it occurs, has a positive or negative effect on one or more project variables.
Complexity Definition
A characteristic of a program or project or its environment that is difficult to manage due to human behavior, system behavior, and ambiguity.
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Ambiguity Definition
A state of being unclear, having difficulty in identifying the cause of events, or having multiple options from which to choose.
Environmental Factors of Uncertainty
- Economics
- Technical considerations
- Legal Constraints
- Physical Environment
- Ambiguity of events
- Social influences on market or public opinion
- Political influences internal or external
General Uncertainty Approach
- Gather information.
- Prepare for multiple outcomes.
- Set based design.
- Build in resilience.
Gathering Information
- General uncertainty approach
- Conducting research
- Engaging experts
- Performing market analysis
- Identify when the cost of collecting more information exceeds benefit of having additional information
Prepare for Multiple Outcomes
- General uncertainty approach
- Primary solution + backup or contingency plans if primary solution is not viable
- Useful when there are a limited number of possible outcomes
What do you do when you are faced with the uncertainty and a large set or range of possible outcomes?
- Assess and categorize the causes of outcomes and assess their likelihood of occurrence
- Focus on the most likely to occur
Set-based Design
- Multiple designs or alternatives investigated early on the project to reduce uncertainty
- Compare trade offs: quality, cost, schedule, and time
- Intention is to explore options to so project team can learn from various alternatives
Build in Resilience
- General uncertainty approach
- The ability to learn, adapt and respond quickly to unexpected changes
- Example: ineffective product designs or prototypes
Conceptional Ambiguity Definition & Solutions
- The lack of effective understanding when people use similar terms or arguments in different ways.
- Establish common rules and definitions
Situational Ambiguity Definition
- When more than one outcome is possible.
Progressive Elaboration
- Response to situational ambiguity
- An iterative process of increasing level of detail on project management plans
- Occurs as greater amounts of information and more accurate estimates become available
Experiments
- Response to situational ambiguity
- Process of establishing cause and effect relationships
- Goal is to at least reduce ambiguity
Prototypes
- Creating a working model before actual production to reduce situational ambiguity
- Bonus: Can help distinguish the relationship between different variables