A negative correlation can indicate a strong relationship or a weak relationship. … A correlation of -1 indicates a near perfect relationship along a straight line, which is the strongest relationship possible. The minus sign simply indicates that the line slopes downwards, and it is a negative relationship.

What does a significant negative correlation mean?

What Is Negative Correlation? Negative correlation is a relationship between two variables in which one variable increases as the other decreases, and vice versa. … A perfect negative correlation means the relationship that exists between two variables is exactly opposite all of the time.

What is the significance of a positive negative correlation?

A positive correlation means that the variables move in the same direction. Put another way, it means that as one variable increases so does the other, and conversely, when one variable decreases so does the other. A negative correlation means that the variables move in opposite directions.