Chapter 11.6, Problem 67E

To determine

To calculate: The number of ways in which jokes can be ranked from the best to the worst.

The jokes are:

1) “Outside of a dog, a book is man’s best friend. Inside of a dog, it’s too dark to read.”—Groucho Marx

2) “I recently bought a book of free verse. For $12.”—George Carlin

3) “If a word in the dictionary was misspelled, how would we know?”—Steven Wright

4) “Encyclopedia is a Latin term. It means ‘to paraphrase a term paper.’ ”—Greg Ray

5) “A bookstore is one of the only pieces of evidence we have that people are still thinking.”—Jerry Seinfeld

6) “I honestly believe there is absolutely nothing like going to bed with a good book. Or a friend who’s read one.” —Phyllis Diller