Find the Value of the Linear Correlation Coefficient R A) 0548
B) 0

question 160

Multiple Choice

Find the value of the linear correlation coefficient r.
-Two separate tests are designed to measure a student's ability to solve problems. Several students are randomly selected to take both tests and the results are shown below. $$\begin{array} { | c | c | c | c | c | c | c | c | c | c | } \hline \text { Test A } & 48 & 52 & 58 & 44 & 43 & 43 & 40 & 51 & 59 \\\hline \text { Test B } & 73 & 67 & 73 & 59 & 58 & 56 & 58 & 64 & 74 \\\hline\end{array}$$

• A) 0.548
• B) 0.867
• C) 0.109
• D) 0.714

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Definitions:

Organic Product

A substance that results from organic reactions, typically containing carbon atoms bonded to hydrogen, oxygen, or other carbon atoms.

Chair Conformation

A term used in organic chemistry to describe the most stable conformation of cyclohexane, resembling a chair, which minimizes steric hindrance and sets the stage for discussions on stereochemistry.

Substituted Cyclohexane

A cyclohexane molecule in which one or more of the hydrogen atoms have been replaced by another atom or group of atoms, affecting its chemical and physical properties.

Bromine

A halogen element symbolized by Br, known for its reddish-brown color and usage in various chemical reactions as a brominating agent.