Question

3. Calculate the Value of Mode from the following data:
Marks
No. of Students
10-20
8
20-30
12
30-40
40
40-50
64
50-60
66
60-70
34
70-80
16
80-90
4​

Answer 1

Answer:

Use the formula

l+(f1-f0/f1-f0-f2)×h