One of the Ways a Speaker Can Successfully Encourage Audience

question 30

Multiple Choice

One of the ways a speaker can successfully encourage audience involvement is by

• A) fun and activities.
• B) relevancy.
• C) commonality and emotion.
• D) all of the above.

Distinguish between one-tailed and two-tailed tests and their application in research scenarios.

Understand the role of sample size and effect size in the power of a hypothesis test.

Understand and formulate null and alternative hypotheses for specific real-world scenarios.

Identify the Type I and Type II errors in hypothesis testing and describe their consequences.

---

Definitions:

Occipital Bones

The trapezoidal-shaped bones at the lower back part of the skull, forming the posterior skull base and containing the foramen magnum.

Experimental

Pertaining to a methodical procedure carried out under controlled conditions to discover an unknown effect, test a hypothesis, or demonstrate a known fact.

Significance Level

The threshold below which a p-value indicates that an observed data pattern is unlikely to have occurred by chance, typically set at 0.05 or 5%.

Reading Scores

Numerical or categorical assessments that represent an individual’s ability or proficiency in reading.