The Art of Public Speaking - Chapter 8

supporting materials

the materials used to support a speakers ideas

examples, statistics, and testimony

the three major kinds of supporting materials

example

a specific case used to illustrate or represent a group of people, ideas, conditions, experiences, or the like

brief example

a specific case referred to in passing to illustrate a point

extended example

a story, narrative, or anecdote developed at some length to illustrate a point

hypothetical example

an example that describes an imaginary or fictitious situation

statistics

numerical data

mean

the average value of a group of numbers

median

the middle number in a group of numbers arranged from highest to lowest

mode

the number that occurs most frequently in a group of numbers

testimony

quotations or paraphrases used to support a point

expert testimony

testimony from people who are recognized experts in their fields

peer testimony

testimony from ordinary people with firsthand experience or insight on a topic

direct quotation

testimony that is presented word for word

paraphrase

to restate or summarize a sources ideas in ones own words

quoting out of context

quoting a statement in such a way as to distort its meaning by removing the statement from the words and phrases surrounding it