The following class intervals for a frequency distribution were developed to provide information regarding the starting salaries for students graduating from a particular school:
Before data was collected, someone questioned the validity of this arrangement. Which of the following represents a problem with this set of intervals?
A) There are too many intervals.
B) The class widths are too small.
C) The class widths are too large.
D) The second and the third interval overlap.
E) There are too few intervals.

Question

The following class intervals for a frequency distribution were developed to provide information regarding the starting salaries for students graduating from a particular school:  
Before data was collected, someone questioned the validity of this arrangement. Which of the following represents a problem with this set of intervals?
A) There are too many intervals. 
B) The class widths are too small. 
C) The class widths are too large. 
D) The second and the third interval overlap. 
E) There are too few intervals.

Quizplus · Accepted Answer

The second interval, "31-under 35", and the third interval, "34-under 37", overlap, which can lead to confusion and difficulty in organizing and analyzing the data.

The Following Class Intervals for a Frequency Distribution Were Developed