Question

20.
With the help of the given figure, answer the following questions.
50
45-
40
35-
- louaban
25
20-
15-
ហ
10
10
SO
(a)
(b)
(c)
(d)
(e)
Write the class-interval which has the maximum frequency.
Write the frequency of class-interval 30 - 40.
Find the mid-point of class-interval 40 - 50.
Find the class-interval whose frequency is 25.
What is the total frequency of all the class intervals?
PART-B​

Answer 1

Answer:

the mid point frequency of class interval is 30 and the whole frequency is 50