A perfect straight line sloping downward would produce a correlation coefficient equal to:

A) +1
B) -1
C) +2
D) -2
E) 0

Correlation Coefficient

A numerical measure that indicates the extent of a linear relationship between two variables, ranging from -1 to 1.

Straight Line

In mathematics and statistics, a linear relationship or function that can be graphically represented as a straight line in Cartesian coordinates.