February 2008
Beginner
224 pages
3h 15m
English
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Chapter 21. The Kinds and Quality of Evidence Matter to Your Audience
The support you plan to include in your presentation comes in two basic forms. The first type is factual data in the form of examples or statistics. The second is testimonial evidence or statements of opinion about what is, has been, or is likely to be true in the future. Testimonial evidence is frequently used when a speaker has no factual basis available for judgment. It’s needed when the presenter wants to make a prediction about what will happen in the future as a result of taking some current action.
Let’s begin by considering testimonial evidence. The quality of factual and opinion evidence is best judged by the characteristics of the source of the testimony. There are ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.