(Solved): sample of 4 tems is tested for defectives. If any defectives are found, the entire box is sent back ...

sample of 4 tems is tested for defectives. If any defectives are found, the entire box is sent back for $$100\%$$ soreening. If no defectives ate found, the bor is shipped. (a) What is the probability that a box containing 4 defectives will be shipped? (b) What is the probability that a box containing only 1 defective wat be sent back for screening? (a) The probabity that a box containing 4 deloctives wil be shipped is (Round to four decimal places as needed)