Question

2
e Calculate arithmetic mean from the following data by Short-cut Method:
(Ans. Arithmetic Mean = 57.4)
Class Interval
20-25
25-30
30-35
Frequency
10
35-40
12
40-45
45-50
50-55
8
20
11
5
Find out arithmetic mean from the following distribution by Short-cut Method:
(Ans. Arithmetic Mean = 35.5)
Itemis
La​

Answer 1

Answer:

give me some time of thanks and don't spam

Answer 2

Answer:

gave question in sequence form