Cultural values cannot be measured, and therefore have no predictive value.

It's hard to know the predictive value of the Colbert primary.

In addition to these questions serious doubts have been raised about the predictive value of animal studies for human health.

In others it has been found to be a negative predictor or of no predictive value.

He continued: "We don't know its predictive value or if it will lead to a test.

Therefore, such a screen would have a 33% positive predictive value.

But polls that ask abstract questions have no predictive value.

Still, the real predictive value of these findings is questioned.

Researchers have been able to determine "predictive values" for certain foods.

It has limited predictive value for the future of general publishing in the West.