Given the Least Squares Regression Line $\hat{y}$ = -288 + 1

question 83

Multiple Choice

Given the least squares regression line $\hat{y}$ = -2.88 + 1.77x,and a coefficient of determination of 0.81,the coefficient of correlation is:

• A) -0.88.
• B) +0.88.
• C) +0.90.
• D) -0.90.

---

Definitions:

Occupational Inflation

The devaluation of job titles and qualifications as more individuals enter certain professions, leading to increased requirements for the same positions.

Authority

The legitimate power or right to give orders, make decisions, and enforce obedience, often associated with a position or role in an organization or society.

Anxiety Disorders

Mental health disorders characterized by significant feelings of anxiety and fear, affecting an individual's ability to perform daily activities.

Population

Refers to the total number of individuals inhabiting a particular area or country.