Which of the following is a stage in the product life cycle (PLC)?

________ are costs incurred after the company delivers poor-quality goods or services to customers and then has to make things right with the customer

A) Prevention costs B) Appraisal costs C) Internal failure costs D) External failure costs

Given a binomial distribution with n = 8 and p = 0.40, obtain the probability that the number of successes is within 2 standard deviations of the mean

A) 0.6887 B) 0.7334 C) 0.8665 D) 0.9334