1. Which of the following is true of a distribution of scores in

which the standard deviation is 0?

a. There is no variability in the scores.

b. All the scores take on the value of the mean.

c. The range is 0.

d. all of the above

e. none of the above

2. Study participants rated the perceived honesty of speaker 'A'

in a televised political campaign speech on a Likert scale of 0

(entirely dishonest) to 5 (entirely honest).

Participant #1 scored speaker A as 0.

Participant #2 scored speaker A as 4.

Participant #3 scored speaker A as 2.

Participant #4 scored speaker A as 2.

For the data listed above, the mean honesty score =_________; and the modal honesty score = __________.

a. mean = 4 ; mode = 2

b. mean = 2 ; mode = 2

c. mean = 2 ; mode = 0

d. mean = 4 ; mode = 4

e. mean = 2 ; mode = 4