A Research Company Frequently Monitors Trends in the Use of Social

question 37

Short Answer

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.
$\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad\text { Age Group }$
$\text { Uses Social Media }\begin{array}{|l|c|c|c|c|r|}\hline& 18-29 & 30-49 & 50-64 & 65+ & \text { Total } \\\hline \text { Yes } & 328 & 417 & 288 & 114 & \mathbf{1 1 4 7} \\\hline \text { No } & 67 & 125 & 265 & 242 & \mathbf{6 9 9} \\\hline \text { Total } & \mathbf{3 9 5} & \mathbf{5 4 2} & \mathbf{5 5 3} & \mathbf{3 5 6} & \mathbf{1 8 4 6}\\\hline\end{array}$
-Find each percent.
a) What percent of adults surveyed are social media users aged 30-49?
b) What percent of the social media users are aged 30-49?
c) What percent of adults aged 30-49 are social media users?

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Definitions:

Color Blindness

Color blindness is a genetic or acquired visual disorder characterized by an inability to distinguish between some or all colors.

Glossopharyngeal Nerve

A cranial nerve that plays a key role in swallowing and the taste sensation of the posterior third of the tongue.

Olfactory Perception

The sense of smell, a sensory process by which odors are detected and identified by the olfactory system.

Secondary Olfactory Areas

Brain regions involved in the processing of complex aspects of olfaction, such as odor identification and discrimination, beyond primary olfactory areas.