Question

6
Less
Less
3) Find the mean from the following data with step deviation method:
Marks Less than Less Less
Less
Less
10
than 20 than 30
than 40 than 50
Less
than 60
than 70
than 80
20
100
5
No. of
45
70
80
98
88
students​

Answer 1

Answer: I don’t Hindi

That is not my mistake

Explanation:

Sorry