Question

in the class, weight of students is measured for the class records. Calculate mean
weight of the class students using Direct method.
Weight in kg
15-25 25-35 35-45 45-55 55-65 65-75
No. of students 4 11 19
Noof students
2
1
1th I need an answer to my question​

Answer 1

Step-by-step explanation:

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