The Paired Data Below Consists of Test Scores and Hours $\mathrm { y } = 44.8447 + 3.52427 \mathrm { x }$

question 3

Multiple Choice

The paired data below consists of test scores and hours of preparation for 5 randomly selected students. The equation of the regression line is $\mathrm { y } = 44.8447 + 3.52427 \mathrm { x }$ . Find the unexplained variation.
$\begin{array}{c|rrrrr}\mathrm{x} \text { Hours of preparation } & 5 & 2 & 9 & 6 & 10 \\\hline \mathrm{y} \text { Test score } & 64 & 48 & 72 & 73 & 80\end{array}$

• A) \(96.103\)
• B) \(599.2\)
• C) \(511.724\)
• D) \(87.4757\)

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Definitions:

Fat Burned

The process of using body fat as energy during metabolism, often emphasized in exercise and weight loss contexts to denote the utilization of fat stores for fuel.

Maximum Heart Rate

The highest number of beats per minute a heart can achieve during maximum physical exertion, varying by age.

Catabolism

The breakdown of complex molecules in living organisms to form simpler ones, accompanied by the release of energy.

Anaerobic Exercise

Physical activity that increases heart rate and muscle strength through brief, intensive bursts of movement, without relying primarily on oxygen.