External Costs Occur When People Litter

question 59

True/False

External costs occur when people litter.

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Definitions:

Monozygotic Twins

Twins who originate from a single fertilized egg, therefore sharing identical genetic material.

Dizygotic Twins

Also known as fraternal twins, they are siblings born at the same time but have developed from two different eggs fertilized by two different sperm.

Self-Esteem

Evaluation of one’s self-concept, usually measured in terms of a relatively stable and global assessment of how a person feels about himself or herself.

Statistical Significance

The likelihood that a research finding represents a genuine effect rather than a chance fluctuation of measurement.