Use a Graphing Utility to Find the Equation of the Line

question 39

Multiple Choice

Use a graphing utility to find the equation of the line of best fit. Round to two decimal places, if necessary.
- $$\begin{array} { l | l l l l l } \mathrm { x } & 6 & 8 & 20 & 28 & 36 \\\hline \mathrm { y } & 2 & 4 & 13 & 20 & 30\end{array}$$

• A) y = 0.95x - 2.79
• B) y = 0.90x - 3.79
• C) y = 0.85x - 2.79
• D) y = 0.80x - 3.79

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Definitions:

Profile Plots

A graphical tool for exploring the interaction effects in a multivariate analysis, particularly applicable in the visualization of interactions between factors in factorial experiments.

Two-way ANOVA

An analytical test designed to evaluate the influence of two nominal independent variables on a continuous variable of interest.

One-way ANOVA

A statistical test used to compare the means of three or more independent groups to determine if there are any statistically significant differences between the groups' means.

Assumptions

Fundamentals or conditions presumed to be true or accepted as base for any analysis or experiment without having them directly proven.