Use "clearheaded" in a sentence

1. That fact meant he was clearheaded

2. No weapons had been found, so the attacker was definitely clearheaded

3. When you compare these fact-based performance ratings to the old, unscientific methods, which were typically based on faulty personal opinions, beliefs, academic theories, stories, promotions, egos, tips, and rumors, it becomes inarguable that IBD’s unique factual ratings can give you a more clearheaded edge up in the complex market