1. {20 Marks} It is well known that the two popular and basic methods to collect data are Surveys and Experiments. However, the two methods are not perfect. I Student A in this class claims that the data derived from surveys could he Inis- leading For exaniqzule1 almost all the surveys in the 2016 U.S. presidential election would indicate Hilary Clinton to win, but the nal result was totallyr different. I Student B claims that it is impossible to get the data about the coming presiden- tial election by using experiments since this is equivalent to preelection somehow. Please list one main advantage and one disadvantage for each of the two data collection methods