In a Research Study in Which the Ingestion of Caffeine

question 123

Multiple Choice

In a research study in which the ingestion of caffeine pills is used to study the metabolic rate of sugar and overall level of alertness, which variable is the independent variable?

• A) alertness
• B) caffeine pills
• C) judgment
• D) sugar

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Definitions:

Schizophrenia

A grave psychological condition defined by alterations in thought processes, sensory perception, emotions, communication, self-awareness, and conduct.

Lithium

A chemical element used in batteries and as a treatment for bipolar disorder.

Bipolar Disorder

A condition of mental health defined by significant variations in emotional state, encompassing highs (mania or hypomania) and lows (depression).

Schizophrenia

A severe mental disorder characterized by distortions in thinking, perception, emotions, language, sense of self, and behavior.