The nurse is performing an assessment of the client's respiratory system. Which of the following parameters is the nurse assessing when using the following illustrated technique? 
Definitions:
Acceptance Sampling
A statistical quality control method where a random sample is tested to decide if the entire batch meets the specified quality criteria.
Operating Characteristic Curve
A graph that represents how well a quality control test correctly identifies defective items.
Sigma Limits
Statistical parameters that define the bounds of variation in a process, typically used in quality control to identify when a process is deviating from desired performance.
Acceptance Sampling
A statistical quality control method used to determine if a batch of goods should be accepted or rejected based on sample quality.
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