Question: Based on past experience it is assumed that the number of flaws per door in rolls of grade 2 paper follows a poison distribution with

Based on past experience it is assumed that the number of flaws per door in rolls of grade 2 paper follows a poison distribution with a mean of 1 flaw per 5 feet of paper (0.2 flaw per foot)? What is the probability that in a

  1. 1-foot roll there will be at least 2 flaws ?
  2. 12- foot roll, there will be at least 1 flaw
  3. 50- foot roll there will be greater than or equal to 5 flaws and less than or equal to 15 flaws

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