The 1936 U.S. presidential election had as contenders: Re- publican Alfred Landon, and Democrat Franklin D. Roosevelt. Public polls were not as common at that time as they are today. But for presidential elections The Literary Digest, a prominent magazine at the time, conducted a major poll a couple of months prior to the election. They had been doing this since the 1916 election. In 1936 there were approrimately N 40, 000, 000 registered voters. The Literary Digest sent polls to n = 10, 000, 000 people in its mailing list. Based on the poll, The Literary Digest predicted a victory for Landon by a margin of 57% to 43%. The result of the election in November was 62% for Roosevelt, and 38% for Landon. An error of 19 percentage points. 45. Find the standard error for the Literary Digest poll taken for the 1936 U.S. presidential election. Compare this with the actual error of 19 percentage points. What can the difference be attributed to?