Math, asked by gopikabm881, 2 months ago

find the mean of the following distribution. marks ( 0-20, 20-40, 40-60, 60-80, 80-100). No:of students (fi) (7, 9, 6, 5, 3 )​

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Answered by shahbazrafiq775
1

Answer:

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Answered by Anonymous
1

Step-by-step explanation:

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