Q2\ For the frequancy table: Class limit 41--50 51--60 61-70 2 4 6 81--90 frequancy 1 Find: 1- Harmonic mean (X) 2- Geometric mean (X₂) 3- Root mean square (RMS) 71--80 3

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Q2\ For the frequancy table:
81--90
Class limit 41--50 51--60 61--70
frequancy 2
4
6
1
Find: 1- Harmonic mean (Xh) 2- Geometric mean (Xg) 3- Root mean square (RMS)
Q3\For the next data:
71--80
3
Class limit 11-17 18-24 25-31 32-38
Frequancy
10
15
25
37
Calculate: Arithmatic mean (X), Median (M) and, Mode (X).
39-45
44
46-52 53-59
22
38
60-66
9
Transcribed Image Text:Q2\ For the frequancy table: 81--90 Class limit 41--50 51--60 61--70 frequancy 2 4 6 1 Find: 1- Harmonic mean (Xh) 2- Geometric mean (Xg) 3- Root mean square (RMS) Q3\For the next data: 71--80 3 Class limit 11-17 18-24 25-31 32-38 Frequancy 10 15 25 37 Calculate: Arithmatic mean (X), Median (M) and, Mode (X). 39-45 44 46-52 53-59 22 38 60-66 9
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