Reliability and validity

/in /by
  1. What do you understand by “reliability and validity?” Explain using two real-life examples. [4+6]
  2. Explain me strategies to improve individual employee communication including individual follow-up and related means of communication.  How will it be helpful in your business success? Provide your opinion. [30]
  3. make and implement a plan to evaluate a performance management program.Explain . [30]
  4. How to identify appropriate personnel to be involved in performance management processes? Explain the procedur. [30]