Question

Compute standard deviation and coefficient of

variation from the following data :

Marks 0-10 10-20 20-30 30-40 40 -50

No. of Students 6 10 20 9 5​

Answer 1

Answer:

Compute standard deviation and coefficient of

variation from the following data :

Marks 0-10 10-20 20-30 30-40 40 -50

No. of Students 6 10 20 9 5