QUESTION 4

Which of the following statements stated below is precisely incorrect?

	A.	Group frequency distribution table may containing non-overlapped class intervals (classes) and overlapped class intervals (classes).
	B.	Grouped frequency distribution of non-numerical variables usually has class intervals (classes).
	C.	Group frequency distribution table is a form of descriptive statistics.
	D.	Group frequency distribution in which the class intervals (classes) have no gaps is well suitable for drawing a histogram.
	E.	All the answers are the right answer choices for this question.