You would think so, but in the Rocky Mountain Region (at least) it is not so.  

In about 70% of the fatal m/c-car collisions, it is the motorcyclist who is at fault.  In about 30% of the incidents where a motorcyclist is killed, they do not even hold the m/c endorsement on their license.

Here are the facts:
http://www.rmiia.org/auto/traffic_safety/Motorcycle_Safety.asp