If X and Y Are Two Variables With $\sigma _ { x } ^ { 2 } = 12.25$

question 66

True/False

If X and Y are two variables with $\sigma _ { x } ^ { 2 } = 12.25$ , $\sigma _ { y } ^ { 2 } = 17.64$ , and COV(X, Y) = 11.76, then the coefficient of correlation $\rho$ = 0.8.

---

Definitions:

Health Care System

An organized plan of health services designed to promote, maintain, monitor, and restore health.

Health Care Costs

The total expenses associated with medical services, treatments, and medications incurred by individuals or populations.

Incomes

The money received, especially on a regular basis, for work or through investments.

PPACA

The Patient Protection and Affordable Care Act, a federal statute aimed at reducing the cost of health care and expanding health insurance coverage to the uninsured in the United States.