It Was Discovered That a Larger Proportion of Children Who

question 32

Multiple Choice

It was discovered that a larger proportion of children who slept with nightlights later developed
Nearsightedness, compared to children who did not sleep with nightlights. The headlines read,
"Leaving a light on for you children causes nearsightedness!" Later it was pointed out that
Nearsighted people have more trouble seeing in the dark and are more likely to leave lights on at
Night for their kids. And those same nearsighted parents are likely to have nearsighted kids. This is
An example of

• A) bias.
• B) a placebo.
• C) a lurking variable.
• D) a randomized block design.
• E) a control group.

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Definitions:

Psychological Disorders

Mental disorders characterized by patterns of behavior or thought that are both dysfunctional and distressing.

Poverty Line

A threshold set by an authority that delineates the minimum level of income required to afford basic living expenses, varying by country and context.

Generalized Anxiety Disorder

A mental health disorder characterized by persistent and excessive worry about a variety of things, not limited to one specific issue or situation.

Autonomic Nervous System

A part of the peripheral nervous system that regulates involuntary body functions, including heart rate, digestion, and respiratory rate.