It means the FOB price, or basically the price without shipping can run from $0.04 to $0.07. The 3 cent spread may have to do with quantity, options, whatever. When you see a listing like that FOB Price means plus shipping. As far as the 3 cent variation, you need to contact them.
A project manager is a professional in the field of project management. Project managers can have the responsibility of the planning, execution, and closing of any project, typically relating to construction industry, engineering, architecture, computing, and telecommunications.
Project Management Body of Knowledge (PMBOK) Now in its fifth edition, the Project Management Body of Knowledge (PMBOK) is a collection of processes and knowledge areas accepted as best practice for the project management profession. As an internationally recognised standard (ANSI/PMI 99-001-2008 and IEEE 1490-2011) it provides the fundamentals of project management, irrespective of the type of project be it construction, software, engineering, automotive.