Sentence examples for was difficult to demonstrate from inspiring English sources

"It was difficult to demonstrate how this was applicable to human welfare," said Fields.

And because the business had been part of a larger operation, its financial performance was difficult to demonstrate.

The connection between global warming and extreme weather, though well established in computer models, was difficult to demonstrate in the real world; as scientists routinely reminded the public, no single event — not even one as devastating as Hurricane Katrina — could be confidently attributed to humanity's impact on the planet.

Due to the fact that the direct impact of the implementation of the information system developed was difficult to demonstrate, it was decided to adopt the system usage as a surrogate of the system's success and the user acceptance of the system was evaluated using both the Technology Acceptance Model and the Task-Technology Fit model.

Therefore, the impact of individual resettlement stressors was difficult to demonstrate.

The effect of aprepitant on pain reduction was difficult to demonstrate.

But the armpit effect has been difficult to demonstrate and some experts dismissed it as impossible.

"Hard evidence for effects in humans is difficult to demonstrate, though there are some exceptions," he said.

Federal authorities largely rely on local enforcement of the law, and non-enforcement is difficult to demonstrate.

It is difficult to demonstrate conclusively what impact these programs have on school performance, because of all the variables.

Imprisoning parolees who commit technical violations is supposed to prevent future crimes, but the effectiveness of this strategy is difficult to demonstrate.