Question

calculate mean , median and mode of the following data marks 0-10 10-20 20-30 30-40 40-50 50-60 60-70 70-80 and number of students 5 7 15 25 20 15 8 5​

Answer 1

Explanation:

mean , median and mode of the following data marks 0-10 10-20 20-30 30-40 40-50 50-60 60-70 70-80 and number of students 5 7 15 25 20 15 8 5.