Answer the following statements true (T) or false (F)

1.The chi-square test assesses the differences in the distribution of data between groups.
2.A z score is the number of times any one score appears in a data set.
3.A z score is the number of units of standard deviation a value is above or below the mean.
4.Inferential statistics help us make generalizations about a population from a smaller sample of that population.
5.Descriptive statistics help us make generalizations about a population from a smaller sample of that population.


1.TRUE
2.FALSE
3.TRUE
4.TRUE
5.FALSE

Communication & Mass Media

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Public speaking is more common than presentation speaking

Indicate whether the statement is true or false

Communication & Mass Media

The dichotomy between "full" versus "empty" reflects the lack of a middle ground between polar opposites

Indicate whether this statement is true or false.

Communication & Mass Media

Rick interviews for the open assistant HR specialist position. After the interview, Rick asks the interviewer how he performed. The interviewer smiled broadly and said he had answered the questions appropriately and done very well. From the interviewer’s reply, Rick was certain his evaluation was sincere. Which feature of nonverbal communication is brought out in this case?

a. Nonverbal messages form relationships.
b. Nonverbal messages express truth.
c. Nonverbal messages are culture-bound.
d. Nonverbal messages reflect proximity.

Communication & Mass Media

The text advises a speaker not to take deep breaths before a speech because a

speaker can lose control of breathing. Indicate whether the statement is true or false.

Communication & Mass Media