published 2 books was the same 1. What is the average number of books published in the last five years? 2. What proportion of writers are sci-fi writers and published 2 books during the last five years? 3. What is the probability that if we choose a romantic novels writer, he had not published in the last five years 4. What is the probability that a writer did not publish romanticor - and did not publish exactly 1 book in the past five years? 5. If we select a writer that had published in the last five years, what is the probability that he writes romantic novels? 6. we selects writers, what is the probability that they didn't publish books in the past year? 7. What is the probability that awer is not aroma novel w shed more than 1 book in the past five years? B. Are types of books and the number of books published in this five years statistically independent 9. 18 writing solutibooks and not publishing in the last years statutowly devonateral 10. What is the probability that we thote 4 writers 2 of them have used tomate the last years 11. What proportion of wifters did not writes and published one of two books