Question: A BSC has the error probability p = 0.2 and the input to the channel consists of 4 equiprobable messages x 1 = 000 ;

A BSC has the error probability p = 0.2 and the input to the channel consists of 4 equiprobable messages x₁ = 000 ; x₂ = 001 ; x₃ = 011 ; x₄ = 111. Calculate

(a) p(0) and p (1) at the input;

(b) Efficiency of the code;

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