-777
12
Class interval 10-20 20-30 30-40 40-50 50-60 60-70 70-80 80-90 90-100
Frequency 8 7 12 23 11 13 8 6 12 find

Question

-777 12 Class interval 10-20 20-30 30-40 40-50 50-60 60-70 70-80 80-90 90-100 Frequency 8 7 12 23 11 13 8 6 12 find the mean​

Margaret · Answer

Answer:   23 is the correct answer

Vivian · Answer

Answer:   23 is the correct answer  please set me Brainlist

-77712Class interval 10-20 20-30 30-40 40-50 50-60 60-70 70-80 80-90 90-100Frequency 8 7 12 23 11 13 8 6 12 find