The size of class interval 100-150 is:
75
100
25
50
The size of class interval 100-150 is 50.
Question 71
The class size of the class interval 60 - 68 is 8.
If35istheupperlimitoftheclass intervalofclass-size10,thenthelowerlimitof theclass intervalis:
Class mark of a particular class is 10.5 and class size is 7, then class interval is