Refers to the practice of adjusting cells in a worksheet manually to try to find a solution to a problem.
Trial and Error is Jack Woodford's book on writing and the publishing industry. The book focuses on writing and editing and describes the behind-the-scenes machinations that result in the final publication of writing.
Trial and Error is a film released in 1997 by New Line Cinema starring Michael Richards, Jeff Daniels, and Charlize Theron.