In Prob. 3 find the probability of E: At least 1 defective (i) Directly (ii) By using complements; in both cases (a) and (b). Data from Prob. 3 Three screws are drawn at random from a lot of 100 screws, 10 of which are defective. Find the probability of the event that all 3 screws drawn are nondefective, assuming that
Chapter 24, PROBLEM SET 24.3 #4
In Prob. 3 find the probability of E: At least 1 defective
(i) Directly
(ii) By using complements; in both cases (a) and (b).
Data from Prob. 3
Three screws are drawn at random from a lot of 100 screws, 10 of which are defective. Find the probability of the event that all 3 screws drawn are nondefective, assuming that we draw
(a) With replacement
(b) Without replacement.
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