Determine Whether the Relation Is Also a Function $\{ ( - 5 , - 4 ) , ( - 2 , - 3 ) , ( 1 , - 5 ) , ( 5 , - 7 ) \}$

question 183

True/False

Determine whether the relation is also a function.
- $\{ ( - 5 , - 4 ) , ( - 2 , - 3 ) , ( 1 , - 5 ) , ( 5 , - 7 ) \}$

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Definitions:

Standard of Living

The degree of prosperity, amenities, tangible assets, and basic needs accessible to an individual, community, or country.

Consumer Price Index

A tool that measures the typical fluctuation across time in the costs faced by urban shoppers for a specified mix of consumer goods and services.

GDP Deflator

A measure of the price level of all new, domestically produced, final goods and services in an economy, used to adjust nominal GDP to real GDP.

Substitution Bias

A distortion in the Consumer Price Index due to changes in consumer purchase behavior or product substitutions.