From an Energy Perspective, Which Is the Most Efficient Mode

question 68

Multiple Choice

From an energy perspective, which is the most efficient mode of transportation for packages?

• A) car
• B) trucking
• C) rail
• D) air

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Definitions:

Wundt

Wilhelm Wundt, often considered the father of experimental psychology, who established the first psychology laboratory.

Double-Blind Experiment

An experimental design in which neither the participants nor the experimenters know who is receiving a particular treatment, to prevent bias.

Single-Blind Experiment

An experimental design in which the participants are unaware of which group they belong to (control or experimental), to reduce bias.

Correlational Study

A research methodology that examines the relationship or association between two or more variables without implying a cause-and-effect relationship.