How many results per page?

The provision of \ blue links" has emerged as the standard the design of search engine result pages (SERPs). numerous aspects of SERPs have been examined, little has been paid to the number of results displayed page. This paper investigates the relationships among number of results shown on a SERP, search behavior user experience. We performed a laboratory experiment 36 subjects, who were randomly assigned to use of three search interfaces that varied according to the of results per SERP (three, six or ten). We found ' click distributions differed significantly depending SERP size. We also found those who interacted with results per page viewed significantly more SERPs per ; interestingly, the number of SERPs they viewed per corresponded to about 10 search results. Subjects who with ten results per page viewed and saved significantly more documents. They also reported the greatest finding relevant documents, rated their skills the and reported greater workload, even though these were not significant. This work shows that behavior with SERP size, such that more time is spent on earlier results when SERP size decreases.