That depends on what you mean by easy and on what vehicle (there are several types of wheel bearings and assemblies). For someone with the correct tools, preferably with a repair manual, and a little mechanical experience, it is pretty easy for most vehicles. For someone who can't change a spark plug or a tire, probably not so much.
How do you read a medical mechanical scale?
Chilton repair manuals for the Ford Fusion 2006 will show someone with mechanical experience how to repair the regulator. It would be best to take the vehicle to a mechanic if the owner does not have mechanical experience. This will insure that the regulator is repaired properly.
Yes, CPR and defribrillation will work on someone with a mechanical mitral valve.
Someone who repairs mechanical things
If a job requires mechanical ability, they are looking for someone who knows how to use tools and machinery.
This would depend on your confidence in your mechanical abilities. Even if you are confident, it would be desirable to have a service manual for the piece of equipment in question.
This is an extremely comlplex process best left to someone with experience. It will take a good mechanic most of a day to do this.
Someone with sales experience is someone who has been successful in the past in functions that involve selling things.
the switch is usually located in the tranny near where the shift linkage goes into the tranny
It's beginner's luck. When someone with little experience in something performs something better than they're experience would normally allow. For instance, a novice golfer scoring less than 100 on one of their first games.