Question

The Kendriya Vidyalaya Sangathan is a system of premier central government
schools in India that are instructed under the aegis of the Ministry of Education
(MHRD), Government of India. As of October 2020, it has a total of 1239
schools. It is one of the world’s largest chains of schools. Its schools are all
affiliated to the Central Board of Secondary Education (CBSE). The objective of
KVS is to cater to the educational needs of the children of transferable central
government employees including Defence and para- military personnel by
providing a common programme.
Commissioner of Regional Office, Jaipur prepared a table of the marks obtained
of 100 students which is given below.
Marks obtained 0-20 20-40 40-60 60-80 80-100
Number of students 15 18 21 29 p

He was told that the mean marks of a student is 53.
(i) How many students got marks between 80 – 100?
a) 21 b) 38 c) 17 d) 26
(ii) What is the lower limit of the modal class?
a) 20 b) 40 c) 60 d) 80
(iii) What is the value of modal marks?
a) 58 b) 62 c) 64 d) 68
(iv) What is the upper limit of median class?
a) 20 b) 80 c) 40 d) 60

Answer 1

Answer:

what is it

Step-by-step explanation:

is it something from school