There's a little bit of an unknown factor out there.
His relationship with Dalglish is an unknown factor.
He is fighting a kidney disease, which is still an unknown factor.
So far, Mr. Lazio's ability to respond under pressure has been an unknown factor.
But he conceded that delays in building a long-term solution would inevitably raise the costs by an unknown factor.
The concept of face value, booking fee and price have become an unknown factor in the transaction".
But the practice over the past decade has come with an unknown factor: how the young drivers will mature within the protected world at the top.
It treats the president's current approval rating as representing the known factor and economic performance from now through November as an unknown factor, allowing you to test an array of economic outcomes.
The physical similarities between the horses are few, but in the Kentucky Derby, Went the Day Well, like Animal Kingdom, will be a long-shot and an unknown factor, having avoided the best of his class.
His influence over the Legislature in light of his possible future campaigns remains an unknown factor as the session gets under way, but many believe his stumble on the national stage has not set him back in his home state.
It's an unknown factor what's going to happen but I think he's a fine leader.
