A Researcher Is Conducting an Experiment on the Effect of Alcohol

question 186

Multiple Choice

A researcher is conducting an experiment on the effect of alcohol consumption on reaction time and half of the subjects drink alcoholic drinks and half drink non-alcoholic versions of the same drinks. The subjects receiving the non-alcoholic drinks are the ____ group and are used in the study to minimise the influence of ____.

• A) experimental; sampling bias
• B) experimental; the placebo effect
• C) control; sampling bias
• D) control; the placebo effect

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Definitions:

Sympathetic Nervous System

Part of the autonomic nervous system that prepares the body for physical activity, often referred to as the fight or flight response.

Developmental Psychologists

Specialists who study how and why human beings change over the course of their life, from infancy through old age.

Adolescent Changes

These are the physical, psychological, and social transformations that occur in individuals typically between ages 13 and 19.

Infancy

The early stage of childhood, typically from birth until around 2 years of age, during which rapid physical and cognitive development occurs.