The Purpose of a Walkthrough Is to Thoroughly Test the Fidelity

question 53

Multiple Choice

The purpose of a walkthrough is to thoroughly test the fidelity of the functional models to the __________________ and to ensure that the models are consistent.

• A) non-functional models
• B) use-case diagrams
• C) activity diagrams
• D) functional requirements
• E) use-case descriptions

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Definitions:

Least Squares Line

A straight line that minimizes the sum of the squares of the differences between the observed and predicted values.

Coefficient Of Determination

A statistical measure, often symbolized as R^2, that represents the proportion of the variance in the dependent variable predictable from the independent variable(s).

Correlation Coefficient

A measure that determines the degree to which two variables' movements are associated, ranging from -1 (perfect negative correlation) to +1 (perfect positive correlation).

Prediction Interval

An estimate of an interval in which future observations will fall, with a certain degree of confidence, based on a predictive model.