The records show that 8% of the items produced by a machine do not meet the specifications. You take a sample of 100 units.11. Find the expected value12. Find the standard deviation13. What is the probability that this sample of 100 units contains 5 or more defective units? 14. What is the probability that this sample of 100 units contains 10 or fewer defective units?Use the normal approximation to the binomial distribution to answer the question.