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Software Estimation and Planning

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Questions and Answers

What is an estimate according to the text?

A random guess without any basis

A precise calculation with a guaranteed outcome

A pessimistic prediction with a high probability of being accurate

The most optimistic prediction that has a non-zero probability of coming true (correct)

Why do failed estimates often occur, as per the text?

Lack of available estimation methods and tools

Overly cautious approach to estimation

Excessive reliance on expert opinion in estimation

Insufficient background of estimators in software estimation (correct)

What is a common phrase mentioned in discussions with corporate management according to the text?

"Consult multiple experts for accurate estimation"

"Estimate cautiously and double the result"

"Use advanced algorithms for precise estimation"

"Think of a number and multiply by three" (correct)

What is emphasized as necessary for knowledgeable use of estimation methods in the text?

<p>Insight into the principles of effort estimation</p> Signup and view all the answers

What is the underlying reason for disappointing outcomes in estimation, according to the text?

<p>Arbitrary selection and blind usage of estimation methods and tools</p> Signup and view all the answers

Study Notes

Understanding Estimates

An estimate is a calculated approximation of a quantity based on available data or assumptions, providing a forecast that may guide decision-making processes.

Reasons for Failed Estimates

Failed estimates often occur due to inadequate understanding of underlying factors, insufficient data, or flawed assumptions that fail to represent reality accurately.

Common Management Phrase

A frequently mentioned phrase in corporate discussions is "best guess," which reflects the reliance on subjective interpretations rather than objective analysis in decision-making regarding estimations.

Importance of Knowledgeable Estimation

Knowledgeable use of estimation methods requires understanding both the techniques used and the context behind the data, ensuring that estimations are grounded in reality and suitable for the specific situation.

Disappointing Outcomes in Estimation

Disappointing outcomes in estimation can be attributed to a lack of clarity around assumptions, misalignment of expectations, and failure to revise estimates as new information emerges, leading to unrealistic projections.

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Description

Test your knowledge of software estimation and planning with this quiz. Explore the common issues behind failed estimates and the importance of having a strong background in estimation methods and tools.