Ci is 10-20 20-30 30-40 40-50 50-60 60-70 f is10 15 30 32 8 find median
arshadkhan89:
there are only 5 frequency
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Answer:
33. ci. fi. xi. di=xi-a. hi=di÷h. fiui
- 10-20. 10. 15. -20. -2. -20
- 20-30. 15. 25. -10. -1. -15
- 30-40. 30. 35=a. 0. 0. 0
- 40-50. 32. 45. 10. 1. 32
- 50-60. 8. 55. 20. 2. 16
98. -13
x = a+ sigma fiui ×h
Sigma fi
x= 35+{-13} ×10
98
x=33.68
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