A(n) _______ expresses the strength and direction (positive or negative) of the relationship between two variables.

Question

Quizplus · Accepted Answer

A correlation coefficient is a statistical measure that expresses the strength and direction of the relationship between two variables. It ranges from -1 to 1, where a value of 1 indicates a perfect positive correlation, 0 indicates no correlation, and -1 indicates a perfect negative correlation. Therefore, option C is the correct answer.

A(n) _______ Expresses the Strength and Direction (Positive or Negative)