State the Domain and Range of the Function $$f ( x ) = e ^ { x } + 2$$

question 244

Multiple Choice

State the domain and range of the function.
- $$f ( x ) = e ^ { x } + 2$$

• A) domain: \(( - \infty , \infty )\); range: \([ 2 , \infty )\)
• B) domain: \(( - \infty , \infty )\); range: \(( 2 , \infty )\)
• C) domain: \(( - \infty , \infty )\); range: \(( - \infty , \infty )\)
• D) domain: \(( - \infty , 0 ) \cup ( 0 , \infty )\); range: \(( 2 , \infty )\)

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Definitions:

Standard Deviation

A measure of the dispersion or spread of a set of numbers, indicating how much the values in the set deviate from the mean.

Test Statistic

A calculated value from sample data used to test a hypothesis within the framework of a statistical test.

Average Delivery Time

The mean time taken for goods to be delivered from the point of dispatch to the recipient.

Test Statistic

A quantity determined from the data of a sample within a hypothesis testing framework, utilized to assess the rejection of the null hypothesis.