1. Banyak ruang sampel pada pelemparan sekeping uang logam dan sebuah dadu adalah ….
PENILAIAN HARIAN BAB PELUANG

Quiz
•
Mathematics
•
10th Grade
•
Hard
egha dharma
Used 20+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
2
6
8
12
24
Answer explanation
Pelemparan uang logam memiliki 2 kemungkinan (kepala atau ekor) dan dadu memiliki 6 kemungkinan (1-6). Jadi, total ruang sampel adalah 2 x 6 = 12.
2.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
2. Ruang sampel dari percobaan melempar uang logam sebanyak dua kali adalah ….
S = {A, G, A, G}
S = {AA, AG, GA, GG}
S = {AAA, AAG, GGA, GGG}
S = {G, A, G, A}
S = {AAGG, AGAG, GAGA, GGAA}
Answer explanation
The correct answer choice represents the sample space of tossing a coin twice, where A represents heads and G represents tails. Therefore, S = {AA, AG, GA, GG}.
3.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
3. Himpunan dari semua hasil yang mungkin muncul pada suatu percobaan disebut ….
distribusi
percobaan
ruang sampel
kejadian
titik sampel
Answer explanation
Answer Explanation highlighting the correct choice as 'ruang sampel'.
4.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
4. Sebuah dadu dilemparkan sebanyak satu kali, peluang munculnya mata dadu angka lebih dari 2 adalah ….
5.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
5. Dari 12 calon pengurus OSIS SMK Nurul Islam akan dipilih ketua, wakil ketua, sekretaris, dan bendahara. Banyak cara memilih pengurus OSIS tersebut adalah ….
16 cara
720 cara
1.320 cara
11.880 cara
15.000 cara
Answer explanation
The correct choice is 11,880 cara, which is the number of ways to select the chairperson, vice-chairperson, secretary, and treasurer from 12 candidates.
6.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
6. Pada suatu acara makan siang kerajaan yang dihadiri oleh 8 orang, para tamu makan dengan posisi duduk melingkar. Banyaknya susunan yang bisa dibuat saat mereka duduk adalah …
120
720
1.250
5.040
5.760
Answer explanation
There are (8-1)! = 7! = 5,040 possible seating arrangements in a circular table with 8 people.
7.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
7. Pada percobaan pelemparan 3 mata uang logam sekaligus sebanyak 240 kali. Frekuensi harapan munculnya dua gambar dan satu angka adalah ….
90 kali
180 kali
240 kali
360 kali
720 kali
Answer explanation
The correct frequency of getting two heads and one tail in 3 coin tosses is calculated as 3C2 * 0.5^2 * 0.5 = 3 * 0.25 = 0.75. Therefore, out of 240 trials, the expected frequency is 240 * 0.75 = 90 times.
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