Answer Happy

An internet sale site randomly sent customers to one of three versions of its welcome page. It recorded how long each visitor stayed in the site. The site blocked the experiment based on whether the customer arrived with a direct URL or from another source, such as a search engine. A diagram of that experiment is shown to the right. Fill in the parts of the experiment. \\ \/

OB. O C. Fill in the middle part of the diagram. Choose the correct answer below. OA. Group 1 -> Sale 1 Group 2 - Sale 2- Group 3 → Sale 3 Group 1 Sale Group 2 Sale 2- Group 3 Sale / Block Site 1 → Group 1 Site 2 - Group 2 Site 3 - Group 3 Site 1 - Group 1 Site 2 - Group 2 Site 3 - Group 3 Random Assignment Group 1 - Site 1 Group 2 - Site 2 - Group 3 - Site 3 Group 1 Site 1 Block Group 2 - Site 2 - Group 3 - Site 3