Average number of words per sentence measures sentence length by dividing a text’s total words by its total sentences. It can serve as a sentence-structure feature in an author signature. section 11.1 section 11.3.1
Calculating the average
For the passage beginning “The same day there arrived through the post,” count 32 words across two sentences. Treat “card-board” as one word, then calculate 32 ÷ 2 = 16 words per sentence. section 11.3.1
