
Kelas 11 SMK Skye - MSA JP 070325
Authored by M. ARIO CHARDI SUBING
Mathematics
12th Grade
Used 1+ times

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20 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Jika diagram pencar menunjukkan pola garis miring ke kanan atas dengan beberapa penyimpangan kecil, hubungan yang paling mungkin adalah...
Answer explanation
Pola miring ke kanan atas menunjukkan hubungan linear positif kuat.
2.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Diketahui koefisien korelasi r = -0,85. Interpretasi yang paling tepat adalah...
Answer explanation
Nilai
3.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Jika koefisien determinasi adalah 0,49, berapa nilai koefisien korelasi yang mungkin?
Answer explanation
√0,49 = 0,7, sehingga koefisien korelasi mungkin 0,7 atau -0,7.
4.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Persamaan regresi ŷ = 12 - 1,5x menunjukkan bahwa jika x meningkat 4 unit, y akan...
Answer explanation
-1,5 × 4 = -6, sehingga y berkurang 6 unit.
5.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Jika diagram pencar menunjukkan pola lingkaran, hubungan antara dua variabel kemungkinan besar adalah...
Answer explanation
Pola lingkaran menunjukkan hubungan acak, sehingga tidak ada hubungan.
6.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Diketahui tiga pasang data: (A) r = 0,92, (B) r = -0,88, (C) r = 0,65. Urutan kekuatan hubungan dari terkuat ke terlemah adalah...
7.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Persamaan regresi ŷ = 8 + 2,5x digunakan untuk memprediksi y. Jika x = 3, nilai y adalah...
Answer explanation
8 + 2,5 × 3 = 15,5.
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