1. Which measure of variability is most appropriate for a distribution in which the best measure of central tendency is the mean? a. Range b. Interquartile range c. Standard deviation d. None of the...

1. Which measure of variability is most appropriate for a distribution in which the best measure of central tendency is the mean?

a. Range

b. Interquartile range

c. Standard deviation

d. None of the above

2. Which measure of variability is most appropriate for a distribution in which the scores are measured on a nominal scale?

a. Range

b. Interquartile range

c. Standard deviation

d. None of the above