Textbook publishers must estimate the sales of newâ (first-edition) books. The records indicate that 15â% of all new books sell more thanâ projected, â25% sell close to the numberâ projected, and â60% sell less than projected. Of those that sell more thanâ projected, â65% are revised for a secondâ edition, as are â50% of those that sell close to the numberâ projected, and â20% of those that sell less than projected. A. What percentage of books published by this publishing company go to a second edition?
B. What percentage of books published by this publishing go to a second edition sold less than projected in their first edition?