Find the Domain and the Range of the Relation $\text { Domain: } ( - \infty , \infty ) \text {; range: } ( - \infty , \infty )$

question 2

Multiple Choice

Find the domain and the range of the relation.
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• A) \(\text { Domain: } ( - \infty , \infty ) \text {; range: } ( - \infty , \infty )\)
• B) \(\text { Domain: } [ - 4 , \infty ) \text {; range: } ( - \infty , \infty )\)
• C) \(\text { Domain: } ( - \infty , \infty ) \text {; range: } [ - 4 , \infty )\)
• D) \(\text { Domain: } [ 0 , \infty ) \text {; range: } ( - \infty , \infty )\)

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Definitions:

Quota Sampling

A sampling method where the selection of participants is based on pre-specified characteristics or quotas to ensure representation.

Nonprobability Sampling

A sampling technique where the samples are gathered in a process that does not give all the individuals in the population equal chances of being selected.

Simple Random Sampling

A sampling method where each member of a population has an equal chance of being selected, minimizing bias in the sample collected.

Exit Polling

A survey of voters taken immediately after they have exited the polling stations, primarily used to predict election outcomes before the official count.