Think of how job performance (i.e., performance criteria) was measured in either past or current jobs you have held. Describe that performance measurement in terms of deficiency, relevance, and contamination using your text and SIOP (2019), and any other sources, and how it could have been improved.

1. Explain why a test must be reliable before it can be valid.
2. The use of mobile devices (Lawrence &Kinney,2017)and artificial intelligence (Morelli, 2019) are controversial methods currently being used to hire employees. What personal experience with these methods? What research can you find to support or criticize their use?