
konstruksi statdes
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Mathematics
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12 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 10 pts
Diketahui sekumpulan data ukuran sepatu mahasiswa FPPsi UNJ, yaitu: 38, 40, 39, 43, 42, 41, dan 37. Berapakah standar deviasi dari data-data di atas?
a. 2,15
b. 2,16
c. 2,19
d. 2,20
Answer explanation
2.
MULTIPLE CHOICE QUESTION
30 sec • 7 pts
Dalam statistik, varians digunakan untuk...
a. Melihat jumlah nilai data.
b. Menghitung kemiringan distribusi data.
c. Melihat seberapa jauh data menyebar dari rata-rata.
d. Menghitung frekuensi kemunculan suatu nilai dalam data.
3.
MULTIPLE CHOICE QUESTION
1 min • 9 pts
Apa yang membedakan rumus penghitungan pada varians populasi dan varians sampel?
a. Keduanya memiliki rumus yang sama.
b. Varians populasi menghitung mean, varians sampel tidak menghitung mean.
c. Varians populasi dibagi n, varians sampel dibagi n-1.
d. Varians populasi mengitung frekuensi, varians sampel tidak mengitung frekuensi.
4.
MULTIPLE CHOICE QUESTION
2 mins • 9 pts
Terdapat persebaran data yang terdiri dari 7, 5, 6, 8, 7, 9. Berapa total deviasi dari data tersebut?
a. 6
b. 0
c. 3
d. 9
5.
MULTIPLE CHOICE QUESTION
30 sec • 7 pts
Semakin besar nilai standar deviasi suatu kumpulan data, maka semakin.....
a. Semakin mengerucut datanya.
b. Semakin menyebar datanya.
c. Semakin banyak datanya.
d. Semakin kecil datanya.
6.
MULTIPLE CHOICE QUESTION
2 mins • 9 pts
Diketahui sekumpulan data, yaitu: 8, 10, 12, 12, 14, 6, dan 16. Berapakah standar deviasi dari sekumpulan data di atas?
a. 3,21
b. 3,23
c. 3,31
d. 3,15
7.
MULTIPLE CHOICE QUESTION
30 sec • 7 pts
Variabilitas dalam data statistika menunjukan...
Besaran Data
Persebaran Data
Normalitas Data
Validitas Data
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