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Data Science Assessment

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Data Science Assessment
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20 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Sabrina menjalankan query berikut untuk menyelesaikan suatu proyek: SELECT users.username, hobbies.name FROM users INNER JOIN hobbies ON users.id = hobbies.user_id; Query tersebut merupakan jenis ...

Full Join

Left Join

Inner Join

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Menggunakan substitution, selesaikan soal yang tertera pada gambar berikut!

(2, 6)

(2, 5)

(2, 4)

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Berapa hasil operasi turunan dari gambar berikut?

4x + 1

4x + 2

4x + 3

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Berapa hasil operasi partial derivative dari persamaan pada gambar berikut?

2y + 8x | 4y

2y + 6x | 4y

2y + 4x | 4y

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Terdapat kawanan 212 burung. Di dalamnya ada 50 burung berwarna hitam. Berapa nilai peluangnya?

0.3

0.21

0.2358

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Dengan menggunakan fungsi “np.var”, nilai variance dari data [3, 7, 2, 2, 4, 6, 1, 10, 23] adalah ...

39

40

41.58

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Terdapat fungsi seperti di atas. Berapa nilai bayes jika “px = 1.0“, “py_givenx = 0.0001”, “py = 0.1”?

0.003

0.002

0.001

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