Quality is subjective, true, but can we show that no matter the audience a fantasy book is always better than an horror book? If this would be the case it’d mean that even readers who prefer horror books should give higher ratings to an horror-fantasy book than an horror book of other sub-genres.

As you might expect my quick investigation shows this is not the case, if we pick the first and second most voted genres for each book on Goodreads we can show that the rating distribution on the fi...