When dividing a distribution into four equal parts to determine the IQR, how many quartiles are produced?
A) 2
B) 3
C) 4
D) 5

Question

Quizplus · Accepted Answer

Quartiles divide a distribution into fourths, so by definition, there are three quartiles. The IQR is the distance between the first and third quartiles, so in order to find the IQR, you need to divide the distribution into four equal parts, which are the three quartiles and the median.

When Dividing a Distribution into Four Equal Parts to Determine