Q143
A digital communication system transmits a block of N bits. The probability of error in decoding a bit is α. The error event of each bit is independent of the error events of the other bits. The received block is declared erroneous if at least one of the its bits is decoded wrongly. The probability that the received block is erroneous is
A.
N(1 - α)
B.
1 - (1 - α)N
AnswerC.
1 - αN
D.
αN
Answer: Option B
Solution
Answer: Option B
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