A Research Company Frequently Monitors Trends in the Use of Social

question 23

Essay

A research company frequently monitors trends in the use of social media by American Adults. The results of one survey of 1846 randomly selected adults looked at social media use versus age group. The table summarizes the survey results.
$\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad\text { Age Group }$
$\text { Uses Social Media }\begin{array}{|l|c|c|c|c|r|}\hline & 18-29 & 30-49 & 50-64 & 65+ & \text { Total } \\\hline \text { Yes } & 328 & 417 & 288 & 114 & \mathbf{1 1 4 7} \\\hline \text { No } & 67 & 125 & 265 & 242 & \mathbf{6 9 9} \\\hline \text { Total } & \mathbf{3 9 5} & \mathbf{5 4 2} & \mathbf{5 5 3} & \mathbf{3 5 6} & \mathbf{1 8 4 6} \\\hline\end{array}$

-Identify the variables and tell whether each is categorical or quantitative.

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Definitions:

Reaction

A process by which an individual responds to a stimulus or environment, which can be emotional, physical, or mental in nature.

Myotonia

A medical condition characterized by the delayed relaxation of muscles after a voluntary contraction.

Muscle Tone

The continuous and passive partial contraction of the muscles, or the muscle's resistance to passive stretch during resting state.

Blood Concentration

Blood concentration refers to the amount of a particular substance present in a given volume of blood, often measured to assess health or the effects of substances or medications.