A Correlation Is

question 58

Multiple Choice

A correlation is:

• A) a careful investigation of a single individual over time.
• B) a measure of behavioral change following a clinical treatment.
• C) the degree of difference between experimental and control-group outcomes.
• D) a measure of the relationship between two variables.

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Definitions:

Fraternal Twins

Twins that develop from two different eggs fertilized by two different sperm cells, making them genetically distinct, unlike identical twins.

Identical Twins

Twins who develop from a single fertilized egg that splits, sharing the same genetics.

Epigenetic Marks

Variations in DNA and histone proteins that contribute to the regulation of gene expression without changing the sequence of the DNA.

Peer Pressure

The impact a peer group has, prompting individuals to modify their attitudes, values, or behaviors in order to align with the norms of the group.