The second part of the question is the part I would like an explanation on please.

Fake News According to Pew Research, 64% of American believe that fake news causes a great deal of confusion. Twenty Americans are selected at random. We can expect out of 20 Americans to believe fake news causes a great deal of confusion. . The standard deviation is (Round to the nearest hundredth. . The distribution is Use technology (graphing calculator, Microsoft Excel, or Google Sheets) to find the following probabilities. Enter the probability only. Round to the 4th decimal place, if necessary. What is the probability that: . Exactly 12 believe fake news causes a great deal of confusion? . Less than 16 believe fake news causes a great deal of confusion? No more than 11 believe fake news causes a great deal of confusion? . More than 7 believe fake news causes a great deal of confusion? Check