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This nonparametric test requires at least ordinal level data. It is used if the assumptions required for the paired t-test cannot be met. Which test is it?
Evaluation
The systematic assessment of processes, systems, or organizations to measure performance, effectiveness, or value.
Rating Systems
Mechanisms or scales used to evaluate or grade a certain attribute or performance of entities, products, or services.
Supply Management
The strategic approach to planning, procuring, and managing a company's supplies and vendors to optimize efficiency and minimize costs.
Demand Management
The process of forecasting, planning, and controlling consumer demand to optimize the supply chain's efficiency and effectiveness.
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