When Creating a DFD

question 76

Multiple Choice

When creating a DFD

• A) Data flow indicates the direction the data is moving in the DFD
• B) The event ID numbers do not need to match the event ID numbers in the EAD table
• C) The number of events in the DFD are more than the number of events in the associated EAD table
• D) Agents should not be duplicated

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Definitions:

Significance

The likelihood that an observed effect or relationship occurs due to chance, often evaluated through statistical tests.

Goodness-of-fit Test

A statistical test used to determine how well observed data match the expected distribution in the population.

Distribution

In statistics, refers to the way in which values of a variable are spread or distributed across a range.

Null Hypothesis

It is a statistical hypothesis that asserts there is no significant effect or difference, serving as a default assumption until evidence suggests otherwise.