Which statement about calculating quartiles is NOT true?
A) All the data values in a set lie within 1 quartile distribution of the median
B) In a simple frequency distribution, the quartiles are easily calculated
C) Quartiles can only be estimated for a grouped frequency distribution
D) The graphical method for estimating quartiles in a grouped frequency distribution is preferred

Question

Quizplus · Accepted Answer

Quartiles divide the data set into four equal parts, but not all data values lie within 1 quartile distribution of the median. The statement is incorrect because the median is the second quartile (Q2), and data values are spread across all four quartiles.

Which Statement About Calculating Quartiles Is NOT True