In Developing Her Speech on Scuba Diving,Rachael Is Trying to Decide

question 2

Multiple Choice

In developing her speech on scuba diving,Rachael is trying to decide whether or not to tell the audience in her introduction that she has been a diver since she was a freshman in high school.She wonders if this will help or hurt her credibility.What textbook advice applies here?

• A)Rachael should avoid describing her experience because she will appear to be speaker-centered and not audience-centered.
• B)Rachael should give a brief,credibility-building explanation of her experience with the topic.
• C)Rachael should avoid referencing her personal experience with the topic because it will make her appear boastful and actually detract from her credibility.
• D)For the sake of suspense,Rachael should wait until her conclusion to describe her diving experience.

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Definitions:

P-value

A statistical measure indicating the probability of observing the given or more extreme outcome assuming the null hypothesis is true.

Population Mean

The average value of a characteristic in a population, calculated by summing the values for the characteristic among all individuals and dividing by the total number of individuals.

Null Hypothesis

A statement that asserts that there is no effect or no difference, and it serves as the starting point for statistical testing.

P-value

It quantifies the likelihood of observing the collected data if the null hypothesis were true, used in hypothesis testing as a critical component.