A matrix chart is a graphical representation of data that is organized into rows and columns. It is used to compare and contrast different sets of data, and to identify relationships between them. It can also be used to identify trends and patterns in data. The matrix chart can be used to display information
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A responsibility assignment matrix, RACI matrix or linear responsibility chart, is a project management technique that describes the responsibilities of various stakeholders in completing tasks or deliverables. The matrix assigns one of four responsibilities to each stakeholder in executing a deliverable: Responsible, Accountable, Consulted, and Informed.