EVALUASI USABILITY


1. Pengertian Evaluasi Usability

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πŸ“– Deskripsi

Evaluasi Usability adalah proses menilai sejauh mana sistem mudah digunakan, efisien, dan memberikan kepuasan kepada pengguna.

🧠 Narasi Penjelasan

Evaluasi usability menjawab pertanyaan:

  • Apakah sistem mudah digunakan?
  • Apakah pengguna mengalami kesulitan?
  • Apakah sistem sudah optimal?

πŸ‘‰ Evaluasi ini sangat penting dalam pengembangan sistem berbasis pengguna.


2. Tujuan Evaluasi Usability

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πŸ“– Deskripsi

Evaluasi dilakukan untuk meningkatkan kualitas sistem.

🧠 Narasi Penjelasan

Tujuan utama:

  • Mengidentifikasi masalah usability
  • Meningkatkan pengalaman pengguna
  • Mengurangi kesalahan

3. Kriteria Usability (ISO 9241)

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πŸ“– Deskripsi

Standar internasional untuk usability.

πŸ“Š Tabel:

KriteriaPenjelasan
EffectivenessKetepatan pengguna
EfficiencyKecepatan
SatisfactionKepuasan

🧠 Narasi Penjelasan

πŸ‘‰ Ketiga aspek ini menjadi dasar utama evaluasi usability.


4. Metode Evaluasi Usability

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πŸ“– Deskripsi

Berbagai metode untuk mengevaluasi usability.

🧠 Narasi Penjelasan

Kategori:

  • Testing (pengujian)
  • Inspection (penilaian ahli)
  • Inquiry (pengumpulan data pengguna)

5. Usability Testing

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πŸ“– Deskripsi

Pengujian langsung oleh pengguna.

🧠 Narasi Penjelasan

Langkah:

  • Berikan tugas
  • Observasi pengguna
  • Catat hasil

πŸ‘‰ Metode paling efektif untuk mengetahui masalah nyata.


6. Heuristic Evaluation

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πŸ“– Deskripsi

Evaluasi oleh ahli berdasarkan prinsip usability.

🧠 Narasi Penjelasan

πŸ‘‰ Berdasarkan prinsip seperti:

  • Konsistensi
  • Feedback
  • Kontrol pengguna

7. Cognitive Walkthrough

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πŸ“– Deskripsi

Evaluasi berdasarkan langkah pengguna.

🧠 Narasi Penjelasan

πŸ‘‰ Fokus:

  • Apakah pengguna paham langkahnya?
  • Apakah sistem membantu?

8. Questionnaire dan Survey

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πŸ“– Deskripsi

Pengumpulan data dari pengguna.

🧠 Narasi Penjelasan

πŸ‘‰ Contoh:

  • SUS (System Usability Scale)
  • Kuesioner

9. Observasi Pengguna

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πŸ“– Deskripsi

Mengamati perilaku pengguna.

🧠 Narasi Penjelasan

πŸ‘‰ Tujuan:

  • Mengetahui kesulitan
  • Melihat pola penggunaan

10. Metrics Usability

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πŸ“– Deskripsi

Parameter pengukuran usability.

πŸ“Š Tabel:

MetricPenjelasan
TimeWaktu tugas
ErrorJumlah kesalahan
SuccessTingkat keberhasilan

11. Analisis Hasil Evaluasi

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πŸ“– Deskripsi

Mengolah hasil evaluasi.

🧠 Narasi Penjelasan

πŸ‘‰ Hasil digunakan untuk:

  • Menemukan masalah
  • Menentukan solusi

12. Perbaikan Desain

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πŸ“– Deskripsi

Tahap perbaikan setelah evaluasi.

🧠 Narasi Penjelasan

πŸ‘‰ Proses:

  • Identifikasi masalah
  • Perbaiki desain
  • Uji ulang

13. Perbandingan Metode Evaluasi

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πŸ“Š Tabel:

MetodeKelebihanKekurangan
TestingReal userButuh waktu
HeuristicCepatSubjektif
SurveyMudahKurang detail

14. Studi Kasus Evaluasi Usability

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8

πŸ“– Deskripsi

Contoh penerapan evaluasi usability.

🧠 Narasi Penjelasan

πŸ‘‰ Misalnya:

  • Aplikasi sulit digunakan β†’ evaluasi β†’ perbaikan β†’ lebih baik

15. Ringkasan Materi

🧠 Narasi Penjelasan

  • Evaluasi usability sangat penting
  • Banyak metode dapat digunakan
  • Hasil evaluasi digunakan untuk perbaikan

16. Kesimpulan

  • Evaluasi usability membantu meningkatkan kualitas sistem
  • Fokus utama adalah pengguna
  • Evaluasi harus dilakukan secara berkala

🎯 LATIHAN / DISKUSI

  1. Apa itu evaluasi usability?
  2. Sebutkan metode evaluasi usability!
  3. Mengapa usability testing penting?

πŸ“ TUGAS

  • Lakukan evaluasi sederhana pada aplikasi:
    • Identifikasi masalah usability
    • Usulkan solusi perbaikan