Question

The number of surface imperfections in plastic boards used in automotive interiors averages 0.05 imperfections per square foot of plastic board. Suppose the interior of an automobile contains 12 square feet of plastic board.

a) Based on such information, identify, define, and argue for the assumptions of the type of random variable you need to model the problem.
For the following paragraphs, verbally describe how to reach the solution mentioning the statistical concepts, as well as the statistic or sample distribution used and then write the procedure without using excel, answer the following questions
b) What is the probability that there are at least three superficial imperfections inside an automobile?

Answer 1