QUESTION 1 1 Plastic panels are made by Panlmastr Company Th

QUESTION 1 1. Plastic panels are made by Panlmastr Company. The average number of defects per panel is 0.8. If these data follow a Poisson distribution, use the Poisson spreadsheet template found in the Ch06BiPoisExpCntTemplate.xlsx in the Ch. 6-Templates folder to answer the following questions.

a) What is the probability of finding exactly 4 defects in a plastic panel chosen at random?

QUESTION 2 1. Plastic panels are made by Panlmastr Company. The average number of defects per panel is 0.8.

b) What is the probability of finding 1 or fewer defects in a panel?

Solution

a) By using excel function =POISSON(4,0.8,0), the probability of finding exactly 4 defects in a plastic panel chosen at random is 0.0077.

b) By using excel function =POISSON(1,0.8,1), the probability of finding 1 or fewer defects in a panel is 0.8088.