Four alternative options are given for each of the following statements. Select the correct option.
The size or width of the Class interval (0 - 4) is
A. 4
B. 5
C. 3
D. 0
The size of the class interval (0−4) is 5.
Correct Option: B
In an inclusive class interval (10 - 14), the lower real limit is:
A. 9.5
B. 10.5
C. 13.5
D. 14.5
In an exclusive class interval (10 - 20), the lower real limit is:
A. 20
B. 10
C. 10.5
D. 20.5
The midpoint of class interval (10 - 19) is:
A. 10
B. 14
C. 15