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Consider a source that emits six symbols x1 x2 ) with probabilities 0.3. 0.25, 0.2, 0.1, 0.1 and 0.05 respectively. (i) construct a shannon-fano code for this source. [12 marks] (ii) calculate the average codeword length. [4 marks] (iii) calculate the entropy of the source. [4 marks] (iv) calculate the coding efficiency of the source.

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Consider a source that emits six symbols x1 x2 ) with probabilities 0.3. 0.25, 0.2, 0.1, 0.1 and 0.0...
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