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The Price Index in 2014 Is 120,and in 2015 It

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The price index in 2014 is 120,and in 2015 it is 127.2.What is the inflation rate?


Definitions:

Adoptive Families

Families where one or more children have been legally adopted, creating a familial bond.

Twin-Study Method

A research design used to estimate the genetic and environmental influences on behavior by comparing the similarities between identical and fraternal twins.

Personality

The combination of characteristics or qualities that form an individual's distinctive character, influencing thoughts, motivations, and behaviors across situations and time.

Dizygotic Twins

Also known as fraternal twins, they are siblings that develop from two different eggs fertilized by two different sperm, sharing about 50% of their genetic makeup.

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