bantu jawab pakai cara biar paham
Penjelasan dengan langkah-langkah:
S T A T İ S T İ K A
6. B
Nilai tertinggi = 95
Nilai terendah = 45 –
J a n g k a u a n = 50
7. D
Urutan data :
2, 2, 4 ↓ 5, 5, 6 ↓ 6, 7, 7 ↓ 7, 8, 9
Q1 Q2 Q3
Q1 = 4+5 = 9 = 4,5
2 2
Q2 = 6+6 = 12 = 6
2 2
Q3 = 7+7 = 14 = 7
2 2
Jangkauan kuartil = 7 – 4,5 = 2,5
8. C
Urutan Data :
5, 5, 5 ↓ 6, 6, 6, 7, 7, 7, 8 ↓ 8, 9, 9
Q1 Q2 Q3
Q2 = 7
Q3 = 8
9. D
Berat Budi = 9 × 46 – 8 × 45
Berat Budi = 414 – 360
Berat Budi = 54 kg
10. A
Urutan Data :
4, 5, 5 ↓ 5, 6, 6 ↓ 7, 7, 7 ↓ 8, 8, 9
Q1 Q2 Q3
Q3 = (7+8)/2 = 7,5
Q1 = (5+5)/2 = 5 –
Jangk .kuartil = 2,5
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