A laboratory technician is to be tested on identifying blood types from 8 standard classifications. (A) If

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A laboratory technician is to be tested on identifying blood types from 8 standard classifications.

(A) If 3 distinct samples are chosen at random from the 8 types and if the technician is not allowed to repeat any answers, what is the probability that all 3 could be correctly identified by just guessing?

(B) If repeats are allowed in the 3 blood types chosen at random from the 8 and if the technician is allowed to repeat answers, what is the probability that all 3 are identified correctly by just guessing?

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Here are the probabilities for each scenario A No Repeats Allowed The probability ...View the full answer

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