A Process Is in Control with a Defect Rate of 0.2

A process is in control with a defect rate of 0.2%. A sampling plans calls for 30 items to be selected at random, and for the process to be shut down and corrected if any defects are found. How often will the process be shut down without a change in the defect rate?

A) 1.22% of the time
B) 5.83% of the time
C) 3.91% of the time
D) None of the above