All of the Following Statements Are TRUE About Finding Relationships

All of the following statements are TRUE about finding relationships in data EXCEPT:

A) The covariance and correlation formulas are used to describe linear relationships between data.
B) Covariance is a formula that can calculate the relationship between two variables, like age and dollars spent as well as the direction of the relationship.
C) The correlation formula produces a value between -.1 and 1 that is called the correlation coefficient.
D) The correlation coefficient is represented by the letter "r" in statistics and is a unitless value that describes the strength and direction of a relationship between two variables.