There Are Many Causes of Variation in Project Costs

question 4

Multiple Choice

There are many causes of variation in project costs.Which of the following accurately describes the nature of this variation?

• A) Variation is generally greater on projects that use well-known technology and an experienced project team.
• B) Variation occurs in all work processes and the novelty associated with most projects creates many opportunities for variation.
• C) Special cause variation comes from many small causes that are inherent in a work process.
• D) Special cause variation is when something ordinary occurs

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Definitions:

Successes Occur

Instances in which an outcome meets the defined criteria for success in an experiment or set of observations.

Poisson Random Variable

A statistical measure that represents the probability of a given number of events occurring in a fixed interval of time or space.

Poisson Experiment

A Poisson experiment is a statistical experiment that classifies the experiment into a fixed number of trials, where each trial represents a specific time interval or region of space, and counts the number of times a particular event occurs.

Random Variable

represents a set of possible outcomes of a random phenomenon, quantitatively.