The probability that a mechanic making an error while using a machine on the nth clay isgiven by P (E_n) = 1/2^n. If he has operated the machine for 4 days, the probability that he hadnot made a mistake on 3 out of 4 days is

TS EAMCET 5 May 2018 Shift 1 Solved Paper

Section: Mathematics

Question : 80 of 160

Marks: +1, -0

The probability that a mechanic making an error while using a machine on the nth clay isgiven by P (En) =

. If he has operated the machine for 4 days, the probability that he hadnot made a mistake on 3 out of 4 days is

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