The Names of Data Stores on Primitive-Level Data Flow Diagrams

question 55

True/False

The names of data stores on primitive-level data flow diagrams often correspond to the names of data entities in entity-relationship (E-R) diagrams.

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Definitions:

Symmetry

How the frequencies of values of a variable change in relation to the most common or frequently occurring values.

Null Hypothesis

A statement used in statistics that proposes there is no effect or no difference, and it is the hypothesis that researchers aim to test against.

Probability

A measure of the likelihood that an event will occur, quantified as a number between 0 and 1.

Null Hypothesis

An assumption in hypothesis testing that there is no significant difference or effect.