
quiz knn
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa prinsip utama dari algoritma K-Nearest Neighbors (KNN)?
Membangun model regresi dari data pelatihan
Menghitung jarak dan memilih tetangga terdekat untuk klasifikasi
Membentuk pohon keputusan dari data
Menggunakan probabilitas untuk mengklasifikasikan data
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dalam algoritma KNN, huruf “K” merujuk pada…
Jumlah fitur yang digunakan
Jarak maksimum antar data
Jumlah tetangga terdekat yang dipertimbangkan
Kategori data latih
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
KNN termasuk dalam kategori algoritma…
Unsupervised Learning
Supervised Learning
Reinforcement Learning
Self-Learning
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
KNN termasuk jenis lazy learner karena…
Tidak memerlukan data latih
Membuat model dengan cepat
Tidak melakukan proses pelatihan eksplisit
Hanya cocok untuk data teks
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kekurangan utama algoritma KNN adalah…
Tidak bisa digunakan untuk regresi
Hanya bisa digunakan untuk data teks
Lambat saat memprediksi data baru pada dataset besar
Tidak bisa digunakan untuk klasifikasi multi-kelas
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Untuk meningkatkan performa KNN, teknik yang paling tepat digunakan adalah…
Principal Component Analysis (PCA)
Normalisasi data dan pemilihan nilai K yang tepat
Pengurangan jumlah label kelas
Penambahan jumlah fitur sebanyak mungkin
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dalam studi kasus prediksi stroke, apa fitur yang paling relevan?
Warna rambut dan tinggi badan
Usia, tekanan darah, dan glukosa darah
Jenis kelamin dan nama lengkap
Golongan darah dan alamat rumah
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