A safety manager decided to perform a quality check on a pro

A safety manager decided to perform a quality check on a product that was being produced by the company. He randomly selected 15 units from a box of 100 and found 3 to be damaged. What is the probability of a damaged piece of equipment coming off the production line?

Damaged products in sample of 15 is 3, proportion rate is = 3/15 = 0.2

Probability of being defect is = 0.20