Question

The president of a society organises of free medical camp for the people of the society. During the medical camp, the weights of
60 children were recorded which are as follows:
Weight (in kg)
No. of children
More than O - 60
More than 10 - 56
More than 20 - 40
More than 30 - 20
More than 40 - 10
More than 50 - 3
(a) What is the frequency of class interval
30-40
(1) 10
(ii) 7
(iv) 3
(b) What will be the lower limit of median class?
(i) 30 (ii) 10
(iii) 20
(iv) 40
(c) The sum of upper limits of medan class and
modal class is:
(0) 80
(in) 50
(iii) 60
(iv) 40​

Answer 1

Answer:

a) More than O - 60 b) (1) 10 v) (0) 80

Answer 2

Answer:

1. 10 , 2. 20, 3. 60, 4. 26.5, 5.20