Sentence examples for how effective has from inspiring English sources

But just how effective has the Fox effect actually been?

How effective has his style been?

How effective has the Bush administration been?

How effective has the National Weather Service been at predicting major hurricanes?

How effective has this been? A. The meat-packing guidelines were put out in 1990.

But how effective has this been at actually developing capacities in a sustainable way?

Q: How effective have the systems been?

But how effective have these initiatives been?

How effective have they been at reducing problems?

How effective have these laws been in protecting the hearing impaired?

How effective have other measures been?