Marks | 5-7 | 8-10 | 11-13 | 14-16 | 17-19 | 20-22 |
No of students | 4 | 7 | 26 | 41 | 14 | 8 |
The table above shows the distribution of marks of students in a class. Find the upper class boundary of the modal class.
-
A.
13.5 -
B.
16 -
C.
16.5 -
D.
22.5
Correct Answer: Option C
Explanation
The modal class = 14 – 16
The upper class boundary = (frac{16 + 17}{2} = frac{33}{2} = 16.5)