There is a linear relationship between the oxygen concentration and the electrical current.

There is a direct linear relationship between intensity of aerobic exercise and V0.

At 48 cores the performance drops to 90% of what would be expected if the linear relationship continued.

If a linear relationship is found to exist, the variables are said to be correlated.

In many settings, such a linear relationship may not hold.

This formula assumes that a linear relationship is observed for all the standards.

Total scores do not have a linear relationship with ability estimates.

Meaning is gleaned from the succession of images more than their linear relationship.

This does not mean that there must be a linear relationship between the independent and dependent variables.

If two variables are uncorrelated, there is no linear relationship between them.