The Table Below Shows the Scores on an End-Of-Year Project

question 27

Multiple Choice

The table below shows the scores on an end-of-year project of 10 randomly selected architecture students andthe number of days each student spent working on the project. $\begin{array}{|l|c|c|c|c|c|c|c|c|c|c|}\hline \text { Days, } \mathrm{x} & 5 & 7 & 4 & 10 & 4 & 6 & 6 & 7 & 8 & 5 \\\hline \text { Score, } \mathrm{y} & 73 & 88 & 68 & 96 & 74 & 86 & 93 & 98 & 98 & 79 \\\hline\end{array}$

• A) \(\mathrm { r } = 0.847\); linear relation exists
• B) \(\mathrm { r } = 0.847\); no linear relation exists
• C) \(\mathrm { r } = 0.761\); linear relation exists
• D) \(\mathrm { r } = 0.761\); no linear relation exists

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Definitions:

Neurons

Specialized cells within the nervous system that transmit information to other nerve cells, muscle, or gland cells.

Neurotransmitters

Chemical messengers that transmit signals across a chemical synapse, from one neuron to another target neuron, muscle cell, or gland cell.

Myelin Sheaths

Fatty coverings on the axons of some neurons that help speed neural impulses.

Degeneration

The process by which tissue deteriorates over time, losing structure and function, often associated with diseases and aging.