Question

find out the mean of following distribution . term = 0-5, 5-10, 10-15, 15-20, 20-25, 25-30,30-35, 35-40. frequency = 2, 5, 7, 13 , 21 , 16 , 8 ,3 .
please help me fast. ​

Answer 1

Answer:

the frequency is 5

Explanation:

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