Economy, asked by deekshithyadav2004, 1 month ago

43. Calculate average marks of the following students using
a) Direct method b) step deviation method.
0-10 10-20 20-30 30-40 40-50 50-60 60-70
Marks (x)
No of students (D)
5
12
8
3.

Answers

Answered by vighneshpawar100000

0

Answer:

................... mujhe nahi pata hai.................

Explanation:

Mark me as brainliest

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