
UAS Syifa
Quiz
•
Mathematics
•
2nd Grade
•
Practice Problem
•
Medium
Novi Reandy Sasmita
Used 1+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Manakah pernyataan yang BENAR tentang distribusi normal?
Distribusi normal simetris terhadap rata-rata.
Distribusi normal memiliki ekor yang panjang di kedua sisi.
Distribusi normal selalu memiliki median yang sama dengan modus.
Distribusi normal selalu memiliki rentang yang besar.
2.
MULTIPLE CHOICE QUESTION
1 min • 2 pts
Z-skor adalah representasi standar dari deviasi dalam distribusi normal. Jika suatu nilai memiliki z-skor positif, apa artinya?
Nilai tersebut lebih kecil dari rata-rata.
Nilai tersebut lebih besar dari rata-rata.
Nilai tersebut sama dengan median.
Nilai tersebut adalah outlier.
3.
MULTIPLE CHOICE QUESTION
1 min • 2 pts
Area di bawah kurva distribusi normal menggambarkan probabilitas suatu nilai terjadi. Berapa total area di bawah kurva distribusi normal?
1
0
-1
0.5
4.
MULTIPLE CHOICE QUESTION
1 min • 2 pts
Bagaimana hubungan antara standar deviasi dan penyebaran data dalam distribusi normal?
Semakin besar standar deviasi, semakin padat data.
Semakin besar standar deviasi, semakin sedikit penyebaran data.
Semakin kecil standar deviasi, semakin besar penyebaran data.
Standar deviasi tidak memiliki hubungan dengan penyebaran data.
5.
MULTIPLE CHOICE QUESTION
5 mins • 8 pts
Diketahui bahwa distribusi suatu data mengikuti distribusi normal dengan rata-rata (μ) 45 dan standar deviasi (σ) 20. Hitunglah peluang bahwa suatu nilai (x) akan kurang dari 40.
0.1587
0.4207
0.8413
0.5793
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Distribusi normal merupakan jenis distribusi probabilitas yang memiliki bentuk seperti apa?
Segitiga
Persegi panjang
Lonceng
Lingkaran
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Parameter utama yang menggambarkan distribusi normal adalah:
Rata-rata (mean)
Modus
Median
Range
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