Which of the Following Is the Equation Used for Computing $r_{x y}=\operatorname{cov}(X, Y)\left(s_{x} S_{y}\right)$

question 4

Multiple Choice

Which of the following is the equation used for computing the sample correlation coefficient?

• A) \( r_{x y}=\operatorname{cov}(X, Y)\left(s_{x} S_{y}\right) \)
• B) \( r_{x y}=\frac{\operatorname{cov}(X, Y)}{s_{x} s_{y}} \)
• C) \( r x y=\frac{\left(x_{i}-\bar{x}\right)}{s_{x} s_{y}} \)
• D) \( r_{x y}=\sqrt{\frac{\left(x_{i}-\bar{x}\right)}{s_{x-s_{y}}}} \)

---

Definitions:

Potential Threats

Possible sources of danger or harm that could lead to negative outcomes if not recognized, avoided, or addressed properly.

Polygynous

A mating system in which a male has more than one female partner at the same time.

Multiple Mates

A reproductive strategy where an individual has sexual relationships with more than one partner over a period of time.

Males Only

This term refers to a characteristic, condition, or situation applicable exclusively to male individuals or organisms.