Sentence examples for how is it effective from inspiring English sources

How is it effective?

When does a policy need to be purchased and how soon is it effective?

and (d) what is the optimum length, frequency and content of brief alcohol intervention, and for how long is it effective?

How does it do so, and how effective is it?

But how effective is it?

How effective is it?

But how effective is it, really?

But how effective is it, and what are the pitfalls?

But what exactly is being done now, and how effective is it?

"I know we have a process, but how effective is it?

So how effective is it really?