P13

Depending on the organizational structure, a project manager may report to a functional manager.

table 2-1

Project Manager's Authority    

Functional Matrix            Little or None   

Weak Matrix                     Limited

Balanced Matrix              Low to Moderate

Strong Matrix                   Moderate to High

Projectized                   High to Almost

p29

Matrix organizations, as shown in Figures 2-8 through 2-10, are a blend of functional and projectized characteristics. Weak matrices maintain many of the characteristics of a functional organization, and the project manager role is more of a coordinator or expediter than that of a true project manager      

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Now  you decide your answer 

Ajay

Project expeditor is :

The Project Expediter monitors and reports on the status of the project to senior management. This role has no authority.

The Project Expediter acts as a communication coordinator only and cannot enforce any decisions.

So it typically falls under Functional

Project Coordinator

The Project Coordinator role is similar to expediter, but has some limited, referential authority. The project coordinator may report to someone higher on the management food chain than the expediter. The Project Coordinator has some authority to make decisions.

So if you have to differentiate Project coordinator can be classified under weak matrix