Edgar Is Going to Be Presenting a Training Program to a Group

question 3

Multiple Choice

Edgar is going to be presenting a training program to a group of new employees.This vocal characteristic of his will negatively impact their comprehension of his presentation.

• A)dysfluencies
• B)monotone pitch
• C)mispronunciations
• D)poor vocal quality

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Definitions:

Variance

A measure of the dispersion or spread of a set of data points, calculated as the average squared deviation from the mean.

Degrees of Freedom

The number of independent pieces of information in a dataset that are available for estimating a parameter or calculating a statistic.

Student t Distribution

A probability distribution that is used in hypothesis testing for small sample sizes, when the population standard deviation is unknown.

Mean

The arithmetic average of a set of numbers, calculated by adding all the numbers together and dividing by the count of the numbers.