Select the true statement below. A. Using tables can improve your search engine optimization. B. Content contained within Flash media is invisible to search engines. C. Your HTML code must be valid in order to be listed in search engine results. D. Descriptive page titles and heading tags with appropriate keywords can help with search engine optimization.

Asample of 200 rom computer chips was selected on each of 30 consecutive days, and the number of nonconforming chips on each day was as follows: 8, 19, 27, 17, 38, 18, 4, 27, 9, 22, 30, 17, 14, 23, 15, 14, 12, 20, 13, 18, 14, 20, 9, 27, 30, 13, 10, 19, 12, 26. construct a p chart and examine it for any out-of-control points. (round your answers to four decimal places.)