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The Highest Level of a Data Flow Diagram Is Called

question 38

True/False

The highest level of a data flow diagram is called a "context diagram."

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Definitions:

Nondirectional

A hypothesis that does not predict the specific direction of the relationship between variables.

Null Hypothesis

A statement in research that posits there is no difference or relationship between certain variables, testing against an alternative hypothesis.

Predicts Direction

Indicates whether a relationship between two variables is positive or negative, without specifying strength or statistical significance.

One-tailed

Refers to a type of statistical test in which the alternative hypothesis specifies a direction of the expected difference or relationship.

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