Instruction 3-15
Energy Drink Consumption Has Continued to Gain in Popularity

question 89

Short Answer

Instruction 3-15
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.
$$\begin{array} { | l | c | c | c | c | c | c | c | c | c | c | } \hline \text { Exam Scores } & 75 & 92 & 84 & 64 & 64 & 86 & 81 & 61 & 73 & 93 \\\hline \begin{array} { l } \text { Number of } \\\text { Drinks }\end{array} & 5 & 3 & 2 & 4 & 2 & 7 & 3 & 0 & 1 & 0 \\\hline\end{array}$$
-Referring to Instruction 3-15,what is the sample correlation coefficient between the exam scores and the number of energy drinks consumed?

---

Definitions:

Depreciation

The accounting process of allocating the cost of a tangible asset over its useful life, reflecting wear and tear, age, or obsolescence.

Net Working Capital

The difference between a company's current assets and its current liabilities, indicating the short-term liquidity position.

Tax Rate

The rate designated by the state to collect taxes from the profits or income of individuals or firms.