Calculate the mean for following distribution by step deviation method Class 0-20 20-40 40-50 50-60 60-80 80-100 100-120. Frequency 20 35 52 44 38 31
Answers
Answered by
1
Answer:
220/6=36.66666666
Step-by-step explanation:
Answered by
0
Answer:
Step-by-step explanation:
Similar questions