A researcher surveyed 1500 people in a national random sample and found that 53% of the voters surveyed reported they will vote for Barack Obama. She claims that she is 68% confident that the population mean will be between 51% and 55%. This means the confidence interval will be ________
a. 1%
b. 2%
c. 4%
d. between 51% and 55%
d
Communication & Mass Media
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Matthew raises his voice, continues to gesture, and looks away from Tara, who was listening to him. Matthew is using which type of turn-taking signal?
a. turn denying b. turn maintaining c. turn yielding d. turn requesting
Communication & Mass Media
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Indicate whether the statement is true or false
Communication & Mass Media
In some circumstances (e.g., sales presentations) a speaker without visual aids risks losing positive
ethos because listeners may perceive him or her as unprepared. Indicate whether the statement is true or false
Communication & Mass Media
An agenda is a guide that specifies what is to be discussed, in what order, and for how long
Indicate whether the statement is true or false.
Communication & Mass Media