PHR Human Resources

Answer: B - The correlation coefficient describes the relationship between two variables and is expressed as a number between -1.0 and +1.0.

Key Takeaway: Tools for business data analysis fall into two main categories: quantitative and qualitative. One of the major quantitative tools is a correlation, which measures two variables to determine if there is a relationship between them. The correlation coefficient describes the relationship between those two variables and expresses it as a number.