Find the Explained Variation for the Paired Data $\hat { y } = 44.8447 + 3.52427 x$

question 92

Multiple Choice

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

• A) \(498.103\)
• B) \(511.724\)
• C) \(599.2\)
• D) \(87.4757\)

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Definitions:

Parietal

Pertaining to the parietal lobe of the brain, which processes sensory information such as touch, temperature, and pain.

Frontal Lobes

Areas of the brain located at the front of each cerebral hemisphere, responsible for higher cognitive functions such as decision making, problem solving, and controlling behavior.

Primary Visual Cortex

The region of the cerebral cortex that receives visual input from the retina, involved in the processing of visual information.

V1

Also known as the primary visual cortex, it's the region of the brain responsible for processing visual information.