Components of a certain type are shipped to a supplier in batches of twenty. Three components are randomly selected from
Posted: Wed Dec 15, 2021 10:35 am
Components of a certain type are shipped to a supplier in
batches of twenty. Three components are randomly selected from a
batch and tested. If one such batch contains three defective
components,
i. What is the probability that all of the selected components
are defective? [Ans: 0.0009]
ii. What is the probability that at least two of the selected
components are defective? [Ans: 0.0456]
(The answers are at the side but I can't figure them out,
would you be able to show a step by step process of how to get
these answers please)
batches of twenty. Three components are randomly selected from a
batch and tested. If one such batch contains three defective
components,
i. What is the probability that all of the selected components
are defective? [Ans: 0.0009]
ii. What is the probability that at least two of the selected
components are defective? [Ans: 0.0456]
(The answers are at the side but I can't figure them out,
would you be able to show a step by step process of how to get
these answers please)