Question: A manufacturer wants to develop a smart indirect sensing system (softsensor) for 100% inspection of product quality. To evaluate the performance of this inspection system,

A manufacturer wants to develop a smart indirect sensing system (softsensor) for 100% inspection of product quality. To evaluate the performance of this inspection system, an engineer did the following validation test: He selected 90 good products and 10 defective products to be tested by the above inspection system. The test results are: 12 products were rejected by the inspection system with 9 correct rejections. Based on Lecture 2, please state whether the following performance metrics can be obtained to evaluate the inspection system performance. If yes, please calculate their corresponding values (i) sensitivity; (ii) specificity; (iii) Precision, (vi) Negative Predictive Value, (v) Accuracy

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