5-15 15-25 25-35 35-45 45-55 55-65 65-75 f:6 10 16 15 24 8 7find median
Answers
Answered by
7
class interval fi. xi C.F.
5-15 6. 10 6
15-25. 10. 20 16
25-35. 16. 30. 32
35-45. 15. 40. 47
45-55. 24. 50. 71
55-65. 8. 60. 79
65-75. 7. 70. 86
n/2 - 86/2=43
= 35+ (43-32/15)×10
35+ 9/15×10
35 + 3/5×10
35 + 6
=41
5-15 6. 10 6
15-25. 10. 20 16
25-35. 16. 30. 32
35-45. 15. 40. 47
45-55. 24. 50. 71
55-65. 8. 60. 79
65-75. 7. 70. 86
n/2 - 86/2=43
= 35+ (43-32/15)×10
35+ 9/15×10
35 + 3/5×10
35 + 6
=41
Answered by
3
Answer:
41
Step-by-step explanation:
Class interval fi xi c.f.
5-15 6 10 6
15-25 10 20 16
25-35 16 30 32
35-45 15 40 47
45-55 24 50 71
55-65 8 60 79
65-75 7 70 86
n = 83
n/2 - 86/2=43
median = 35+ (43-32/15)×10
35+ 90/15
35 + 6
=41
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