In UML Diagrams, ____________________ Have Two Qualities: Type and Visibility

question 28

Short Answer

In UML diagrams, ____________________ have two qualities: type and visibility.

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Definitions:

Inactive Substances

Substances that have no intended therapeutic effect; often used as placebos in clinical trials to assess the efficacy of active treatments.

Fake Treatments

Interventions or procedures that are designed to mimic real treatments but do not contain any active ingredients or therapeutic value, often used in the context of clinical trials as placebos.

Experiment

A controlled test of a hypothesis in which the researcher manipulates one variable to discover its effect on another.

Independent Variable

In an experiment, the variable that is manipulated or changed by the researcher to observe its effects on the dependent variable.