Why do you need supporting materials in your speeches? What are the three kinds of examples discussed in this chapter? How might you use each kind to support your ideas? What are five tips for using examples in your speeches? Why is it so easy to lie with statistics? What three questions should you ask to judge the reliability of statistics? What are six tips for using statistics in your speeches? What is testimony? Explain the difference between expert testimony and peer testimony. What are four tips for using testimony in your speeches? What four pieces of information do you usually need to provide when making oral source citations in a speech? Each of the following statements violates at least one of the criteria for effective supporting materials discussed in this chapter. Identify the flaw (or flaws) in each statement. As Taylor Swift stated in a recent interview, U.S. policy toward North Korea should put more emphasis on bilateral negotiations. According to The new York Times Alamanac, California has the largest Native American population of any state in the union-421, 346. Arizona is second with 294, 118 and Oklahoma is third with 287, 124. I don't know why rental car companies don't like to rent to people under the age of 25. My friends and I all drive a lot, and none of us has been in an accident