When Thinking About a Possible Correlation Among Variables, It Is

question 3

Multiple Choice

When thinking about a possible correlation among variables, it is a good idea to:

• A) consider only one set of values for the independent variable
• B) make sure only variables with ordinal measurement are used
• C) consider how different values of an independent variable might be associated with different values of the dependent variable
• D) ensure that the research question has a dependent variable

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Definitions:

Brain-Wave Activity

The patterns of neuronal electrical oscillations in the brain, which are measured by electroencephalography (EEG) and associated with different states of consciousness.

Emotionality

A trait referring to the intensity and complexity of emotions and emotional responses.

Respiration

The biological process involving the inhalation of oxygen and the exhalation of carbon dioxide, essential for sustaining life and cellular function.

Galvanic Skin Responses

Physiological reaction that measures the electrical resistance of the skin, which changes with emotional states.