Instruction 3-10
Energy Drink Consumption Has Continued to Gain in Popularity

question 67

Short Answer

Instruction 3-10
Energy drink consumption has continued to gain in popularity since the 1997 debut of Red Bull,the current leader in the energy drink market.Given below are the exam scores and the number of 12-grams energy drinks consumed by 10 college students within a week prior to the exam.
$$\begin{array} { | l | c | c | c | c | c | c | c | c | c | c | } \hline \text { Exam Scores } & 75 & 92 & 84 & 64 & 64 & 86 & 81 & 61 & 73 & 93 \\\hline \text { Number of Drinks } & 5 & 3 & 2 & 4 & 2 & 7 & 3 & 0 & 1 & 0 \\\hline\end{array}$$
-Referring to Instruction 3-10,what is the sample covariance between the exam scores and the number of energy drinks consumed?

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Definitions:

Equilibrium Wage

The equilibrium wage is the wage rate at which the quantity of labor demanded by employers exactly matches the quantity of labor supplied by workers.

Minimum Wage

The lowest legal wage that employers can pay their workers. It's a labor policy tool used to ensure workers can earn a basic standard of living from their employment.

Shortage Of Labor

A situation in which the demand for labor exceeds the supply available, often leading to increased wages and a struggle for employers to fill job positions.

Policymakers

Individuals or groups responsible for making decisions and creating rules or laws that shape the governance, economy, and societal conduct.