Question

1. quartiles are:

a. only used in skewed distributions
b. divisions of a dataset into six equal parts
c. the same as the median
d. divisions of a dataset into four equal parts

Explanation:

Quartiles divide a dataset into four equal parts. They are not only used in skewed distributions (a is wrong). Dividing into six equal parts is not quartiles (b is wrong). The median is the second quartile, but quartiles are more than just the median (c is wrong).

Answer:

d. Divisions of a dataset into four equal parts