The Data Below Represent the Numbers of Absences and the Final

question 149

Essay

The data below represent the numbers of absences and the final grades of 15 randomly
selected students from a statistics class. Construct a scattergram for the data. Do you
detect a trend? $$\begin{array} { c c c } \text { Student } & \text { Number of Absences } & \text { Final Grade as a Percent } \\1 & 5 & 79 \\2 & 6 & 78 \\3 & 2 & 86 \\4 & 12 & 56 \\5 & 9 & 75 \\6 & 5 & 90 \\7 & 8 & 78 \\8 & 15 & 48 \\9 & 0 & 92 \\10 & 1 & 78 \\11 & 9 & 81 \\12 & 3 & 86 \\13 & 10 & 75 \\14 & 3 & 89 \\15 & 11 & 65\end{array}$$

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Definitions:

Opportunity Costs

The loss of potential gain from other alternatives when one alternative is chosen.

Scarcity

A fundamental economic problem of having seemingly unlimited human wants in a world of limited resources.

Social Institutions

Established systems and structures within society that dictate certain patterns of behavior, such as family, religion, education, and government.

Network Theory

A theoretical framework that analyzes social, economic, or natural phenomena in terms of nodes and the connections between them, emphasizing the importance of relationships and interactions.