Question: A pump fails, on the average, once in every 500 hours of operation. 10 marks (a) Find the probability that the pump has more than

A pump fails, on the average, once in every 500 hours of operation. 10 marks (a) Find the probability that the pump has more than one failure during a 500 - hour period. (b) What is the probability of exactly 3 failures in 2000 hours of operation

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2. In this chapter, the reader should reflect on the following concepts:

1. To provide an understanding that a person in a communication situation conveys three things at the same time: their position, basic interests and values.

4. What is meant by the statement: We are extremely limited in our willingness to allow others to put their own case in a social situation?.