Sentence examples for difficult to quantify with certainty from inspiring English sources

Since absolute values for yield and effectivity of DNA isolation procedures from environmental samples are difficult to quantify with certainty, such insights into the relative differences derived under standardized experimental conditions are of particular value in environmental studies.

Avoided emissions are difficult to quantify with certainty, but several types of avoided emissions serve to further reduce the forest product industry's GHG impact.

The probability of failure for treatments under study was a key parameter but difficult to quantify with certainty; lack of change in symptoms was the preferred definition but it was uncertain how this was reflected in reoperation rates published in the literature, which differed between studies.

Although θ is judged to be small from present surveillance [23], [27], [28], it remains hard to quantify with certainty.

"Fugitives are too difficult to quantify with accuracy to be subject to a carbon price," says Rajinder Sahota, who heads the CARB team that evaluates industrial activities.

The sense of being appreciated is difficult to quantify, said Dr. Marlene Belfort, a molecular geneticist with the Wadsworth Center of the New York State Department of Health, but impossible to do without.

The cost to humanity for Facebook failing to operate with due care is painfully visible and horribly difficult to quantify.

This can be more difficult to quantify.

Fielding performance can be difficult to quantify.

But he says it is difficult to quantify.

Although this data is difficult to quantify.