Which of the following are the examples of "Exclusive Class Intervals"?
A. 0-10, 10-20, 20-30
B. 11-20, 21-30, 31-40
C. 10.5-20.5, 20.5-30.5, 30.5-40.5
D. 11.5-20.5, 21.5-30.5, 31.5-40.5
1
A & B are true.
2
A & C are true.
3
B & D are true.
4
C & D are true.