In practice, we cannot get a 100% survey response rate, often because our population is too large, or because there is a time limit. In this case, very few students answered Shiny's survey before she closed it. To get more data to predict the answer to the original question ("Which pet will win the Data 100 Cutest Pet Contest?"), Shiny decides on a different strategy: she conducts the pre-contest survey in person in her discussion section that same week. She then asks every student who attends the discussion that week for