The class was given 5 years to test its effectiveness.

But to test the effectiveness of his strategy was important.

But he was also testing the effectiveness of his work.

He suggested that a federal agency be created to test the effectiveness of new health care technology.

More often, a smaller agency's research is used to test the effectiveness of a finished idea.

But the study wasn't designed to test the effectiveness of the plant plan; further research is needed to see how well those vaccines work.

The point was to test the effectiveness of the ordinary business precautions.

Paul area for eight weeks to test their effectiveness.

Some research has been done in order to test the effectiveness of various online translation tools.

Parliament agreed that the Act should be reviewed after five years to test its effectiveness.