Question

Find the mean:
Marks No. of students
less than 20 4
less than 40 10
less than 60 28
less than 80 36
less than 100 50
​

Answer 1

Answer:

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Step-by-step explanation:

cjcjckcjxkvlcjclblb

Answer 2

Answer:

it means the student got

less marks than 24