Question

Find mean from the following frequency distribution :class 0-5 5-10 10-15 15-20 20-25 25-30 Frequency :2 9 15 10 5 9​

Answer 1

Answer:

The mean of the following frequency of distribution:

Frequency =2,9,15,10,5,9

Mean =2+9+15+10+5+9/6 because the number of addends are =6

so, the answer of 2+9+15+10+5+9/6= 8.33

So the answer is = 8.33