A) 0644
B) 0

question 31

Multiple Choice

$$\begin{array}{l}\text { Compute the value of the correlation coefficient. }\\\begin{array} { c | c c c c c } x & 40 & 43 & 46 & 41 & 44 \\\hline y & 182 & 214 & 210 & 194 & 218\end{array}\end{array}$$

• A) 0.644
• B) 0.826
• C) 0.814
• D) 0.774

---

Definitions:

Optically Inactive

Describes compounds that do not rotate the plane of polarized light, usually because they are achiral or have a symmetrical arrangement of atoms.

Base-promoted Hydrolysis

A chemical reaction where a base speeds up the hydrolysis process, commonly involving cleavage of bonds by the addition of water.

Fats

Molecules composed of triglycerides that are solid at room temperature, commonly found in animals and some plants, and serve as a major energy source.

Oils

Organic substances that are liquid at room temperature and are insoluble in water but soluble in organic solvents.