Question

Ci is 10-20 20-30 30-40 40-50 50-60 60-70 f is10 15 30 32 8 find median

Answer 1

Answer:

33. ci. fi. xi. di=xi-a. hi=di÷h. fiui

1. 10-20. 10. 15. -20. -2. -20
2. 20-30. 15. 25. -10. -1. -15
3. 30-40. 30. 35=a. 0. 0. 0
4. 40-50. 32. 45. 10. 1. 32
5. 50-60. 8. 55. 20. 2. 16

98. -13

x = a+ sigma fiui ×h

Sigma fi

x= 35+{-13} ×10

98

x=33.68