Gmurman. Probability Theory Problem Book. Problem 2
Replenishment date: 19.06.2014
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️Automatic issue of goods ✔️
️Automatic issue of goods ✔️
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Description
During the transportation of the box, which contained 21 standard and 10 non-standard parts, one part was lost, and it is not known which one. The part taken out (after transportation) at random from the box turned out to be standard. Find the probability that the following was lost: a) standard part; b) non-standard detail.
Ответ: P(A)=2/3=0,667; P(B)=1/3=0,333
Ответ: P(A)=2/3=0,667; P(B)=1/3=0,333
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