The Product Moment Correlation,r²,is an Index Used to Determine Whether

question 54

True/False

The product moment correlation,r²,is an index used to determine whether a linear,or straight-line,relationship exists between X and Y.It indicates the degree to which the variation in one variable,X,is related to the variation in another variable,Y.

---

Definitions:

Probability

A measure of the likelihood that an event will occur, expressed as a number between 0 and 1 where 0 indicates impossibility and 1 indicates certainty.

Flipping

The act of turning something over to its opposite side or changing its position, often used metaphorically to describe a dramatic change in perspective or situation.

Quarter

A three-month period on a financial calendar that acts as a basis for periodic financial reporting and dividend payments.

Nickel

A chemical element with symbol Ni and atomic number 28, known for its strength, corrosion resistance, and usefulness in alloys.