Mike works in a quality at a well known saw blade company. An inpsector on his team has uncovered an issue with the kerf dimension on the bandsaw blade line. Mike conducts a sampling study and finds 7% of the bandsaw blades are out of spec.
Unfortunetly, a shipment of 25 bandsaw blades left the plant about 3 hours before the issue was When Mike calls his customer receiving the bandsaw blades, he learns that they are needed for a rush job. However, the customer tells Mike that he will only need 20 of the bandsaw blades right away. The remaining 5 would only be needed if there were a need to replace a damaged bandsaw blade.
Mike plan to send more bandsaw blades, but they will arrive a day later. He is concerned there may
For the lot of 25 bandsaw blades, what is the probability that more than 5 of the blades will be defective?
P (x>5) =
(Express answer in percentage)
Step by step method for computing probability based on binomial random variable is given in the answer.