Data Were Collected for a Sample of 12 Pharmacists to Determine

question 2

Multiple Choice

Data were collected for a sample of 12 pharmacists to determine if years of
Experience and salary are related. Below are the regression analysis results. The
Dependent variable is Salary in thousands of dollars. The standard error of the slope for
This estimated regression equation is
Regression Analysis: Salary versus Years Experience The regression equation is
Salary $= 37.2 + 1.49$ Years Experience

$\begin{array} { l r r r r } \text { Predictor } & \text { Coef } & \text { SE Coef } & \text { T } & \text { P } \\ \text { Constant } & 37.164 & 3.381 & & \\ \text { Years Experience } & 1.4882 & 0.2149 & \\\\ \text { S } = 5.58485 \quad \text { R-Sq } = 82.8 \% \end{array}$

• A) 3.381
• B) 0.2149
• C) 5.58485
• D) 82.8
• E) 1.4882

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Definitions:

Quadratic Equation

A mathematical equation of the form ax^2 + bx + c = 0, where x represents an unknown variable, and a, b, and c are constants with a ≠ 0.

Real Solutions

Solutions to equations that can be represented on the number line.

Graphing Calculator

A handheld calculator capable of plotting graphs, solving equations, and performing other complex mathematical tasks.

Vertex

A point where two or more curves, edges, or lines meet, often referring to the highest or lowest point on a curve.