A researcher distributes frequencies into the following intervals: 1-10,11-20,21-30,31-40,41-50,and 51 and above.What is wrong with this frequency distribution?
A) The interval width is too small.
B) The interval width is unequal.
C) The class intervals overlap.
D) One interval is an open class.

Question

Quizplus · Accepted Answer

One interval (51 and above) is an open class, which means it does not have a definite upper limit. This creates a gap between the last definite interval (41-50) and the open interval, leading to an incomplete frequency distribution.

A Researcher Distributes Frequencies into the Following Intervals: 1-10,11-20,21-30,31-40,41-50,and 51