Given the Least Squares Regression Line Y-Hat = 3

question 77

Short Answer

Given the least squares regression line y-hat = 3.52 - 1.27x, and a coefficient of determination of 0.81, the coefficient of correlation is: $\begin{array}{|l|l|}\hline\text { A. } & -0.85 \\\hline \text { B. } & 0.85 \\\hline \text { C. } & -0.90 \\\hline \text { D. } & 0.90 \\\hline\end{array}$

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Definitions:

Gilman Reagent

Organometallic compounds of the form R2CuLi, utilized in organic chemistry for carbon-carbon bond formation reactions.

3-Methylpentane

An organic compound that is a branched alkane with six carbon atoms, where the methyl group is attached to the third carbon.

Reaction

A process in which substances, called reactants, transform into different substances, called products.

Structure

The arrangement of atoms within a molecule that defines its chemical properties and reactivity.