Find the Y-Intercept for the Graph of the Quadratic Function $$f ( x ) = x ^ { 2 } + 5 x - 4$$

question 81

Multiple Choice

Find the y-intercept for the graph of the quadratic function.
- $$f ( x ) = x ^ { 2 } + 5 x - 4$$

• A) \(( 0 , - 4 )\)
• B) \(( 0,1 )\)
• C) \(( 0,4 )\)
• D) \(( 0,5 )\)

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Definitions:

Matched Pairs

A study design in which subjects are paired based on certain characteristics, with one subject from each pair receiving each treatment.

Parameter

A numerical characteristic or measure of a population, such as its mean or variance, which is often estimated using sample data.

Population

The entire aggregation of items or individuals from which samples can be drawn for statistical analysis.

Degrees of Freedom

The number of independent pieces of information available to estimate another piece of information or the parameter of a distribution.