Consider the following sentence for applying various compression algorithms and

answer the following. Calculate Compression Ratio, Entropy, Efficiency, Code

Variance.

I felt happy because I saw the others were happy but I wasn't really

happy

Construct a Huffman code.

Construct a Min$-$variance Huffman code.

Construct a Canonical Huffman code using the length found in the Question $-1.$

Construct a Length$-$limited Huffman code