Find the Value of the Linear Correlation Coefficient R A) 0708
B) -0

question 151

Multiple Choice

Find the value of the linear correlation coefficient r. The paired data below consist of the costs of advertising (in thousands of dollars) and the number of products sold (in thousands) . $$\begin{array} { | l | r r r r r r r r | } \hline \text { Cost } & 9 & 2 & 3 & 4 & 2 & 5 & 9 & 10 \\\hline \text { Number } & 85 & 52 & 55 & 68 & 67 & 86 & 83 & 73 \\\hline\end{array}$$

• A) 0.708
• B) -0.071
• C) 0.246
• D) 0.235

---

Definitions:

Earnings

The financial gains obtained from labor, investment, or business operations, typically measured over specific periods.

Applicants

Individuals who apply or express interest in a job, program, or opportunity, seeking to become candidates for selection.

HRISs

Human Resource Information Systems, digital solutions for managing an organization's people-related data and processes.

Technological Effect

The impact of technology on society, including changes in behaviour, efficiency, and economic structures.