The quality-control inspector of production plant will reject batch of syringes if two or more defective syringes are found in random sample of 9 syringes taken from the batch. Assume the batch contains 4% defective syringes. Determine μ the expected number of defective syringes the inspector will find. Round your answer to two decimal places.
Answer
A. μ = 0.59
B. μ =3.60
C. μ = 0.36
D. μ = 0.22
E. μ = 2.25