The Data Below Are the Final Exam Scores of 10

question 54

Multiple Choice

The data below are the final exam scores of 10 randomly selected statistics students and the number of hours they studied for the exam. What is the best predicted value for y given x = 3? Assume that the variables x and y
Have a significant correlation. $$\begin{array} { l | c | c | c | c | c | c | c | c | c | c | } \text { Hours, } \mathrm { x } & 3 & 5 & 2 & 8 & 2 & 4 & 4 & 5 & 6 & 3 \\\hline \text { Scores, y } & 65 & 80 & 60 & 88 & 66 & 78 & 85 & 90 & 90 & 71\end{array}$$

• A)71
• B)70
• C)69
• D)72

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Definitions:

Vasa Vasorum

Small blood vessels that supply the walls of larger blood vessels, providing nutrients and oxygen to the outer layers of thick-walled blood vessels.

Artery Wall

The layer of tissue that forms the outer structure of an artery, made up of smooth muscle cells, connective tissue, and elastic fibers to withstand blood pressure.

Veins Overstretching

The condition where veins, typically those in the legs, are stretched beyond their normal capacity, often leading to varicose veins.

Middle Cerebral Artery

A major artery in the brain that supplies blood to the outer areas of the frontal, temporal, and parietal lobes.