A Research Company Frequently Monitors Trends in the Use of Social

question 105

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.
$\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad\text { Age Group }$
$\text { Uses Social Media }\begin{array}{|l|c|c|c|c|r|}\hline& 18-29 & 30-49 & 50-64 & 65+ & \text { Total } \\\hline \text { Yes } & 328 & 417 & 288 & 114 & \mathbf{1 1 4 7} \\\hline \text { No } & 67 & 125 & 265 & 242 & \mathbf{6 9 9} \\\hline \text { Total } & \mathbf{3 9 5} & \mathbf{5 4 2} & \mathbf{5 5 3} & \mathbf{3 5 6} & \mathbf{1 8 4 6} \\\hline\end{array}$
-Write a sentence or two about the conditional relative frequency distribution of ages of social media users.

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Definitions:

Vertical Intercept

The point where a graphed line crosses the vertical axis, often used in mathematical functions to determine a starting point.

Required Rate

The minimum return an investor expects to achieve on an investment, considering the risk level associated with the investment.

Standard Deviation

A measure of the amount of variation or dispersion of a set of values, used in statistics to quantify the variability or spread of a data set.

SML

The Security Market Line (SML) is a graphical representation of the Capital Asset Pricing Model (CAPM), showing the relationship between the expected return of investments and their risk as measured by beta.