A Class of 12 Statistics Students Completed the Course with the Following

question 121

Essay

A class of 12 statistics students completed the course with the following exam averages and homework averages.
$$\begin{array} { | c | c | c } \hline \text { Student } & \text { Exam Averages } & \text { Homewark Averages } \\\hline 1 & 70 & 76 \\\hline 2 & 79 & 83 \\\hline 3 & 65 & 66 \\\hline 4 & 85 & 72 \\\hline 5 & 89 & 77 \\\hline 6 & 87 & 86 \\\hline 7 & 95 & 88 \\\hline 8 & 88 & 91 \\\hline 9 & 77 & 87 \\\hline 10 & 67 & 79 \\\hline 11 & 90 & 93 \\\hline 12 & 96 & 89 \\\hline\end{array}$$ Calculate and interpret the Spearman coefficient of rank correlation and use the 0.05 level of significance in testing whether its true value could be something other than 0.

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Definitions:

Innovative Communicators

are individuals or organizations that use creative and effective methods to convey messages or information.

Opinion Leaders

Individuals who have significant influence over the attitudes, behaviors, and purchasing decisions of others, often due to their expertise, position, or social status.

Tie Strength

Refers to the closeness and intimacy of relationships between individuals in social networks.

Bridging Function

The role or activity that connects disparate groups or systems, facilitating communication or interaction.