How long does the test take?

The time varies by difficulty level, typically 15-30 minutes. A timer is displayed throughout the test.

Can I go back to previous questions?

Yes, you can navigate freely between questions within each section using the Previous and Next buttons.

What happens if time runs out?

The test will automatically submit your answers when the time limit is reached. Unanswered questions are marked as incorrect.

Can I retake the test?

Yes, you can retake any test as many times as you like. Each attempt generates fresh questions from our question bank.

How are scores calculated?

Scores are based on the number of correct answers divided by total questions, with a breakdown by topic category.

Perhatian

Pembatalan Huruf

Pindai grid.

Difficulty

Duration

Tentang latihan ini

Paradigma pembatalan berasal dari Bourdon (1895) dan tetap digunakan secara klinis sebagai tes d2.

Anda memindai grid padat untuk target dan menandainya. Kelewatan + alarm palsu = kesalahan perhatian.

Ini adalah analog visual dari go/no-go: Anda maju pada target, menahan pada pengalih perhatian.

Digunakan untuk menilai ADHD, pengabaian, dan defisit perhatian visual.

Ilmu pengetahuan

Each test is constructed using Item Response Theory (IRT) and Classical Test Theory (CTT) to ensure reliable measurement of knowledge and ability across different difficulty levels.

Questions undergo rigorous review including difficulty calibration, discrimination analysis, and distractor effectiveness evaluation to maintain high assessment quality.

Cara bermain

Catat huruf target di atas.
Klik setiap instance huruf tersebut di grid.
Anda tidak dapat membatalkan klik - verifikasi sebelum setiap ketukan.
Lebih cepat + lebih akurat = skor lebih tinggi.

Pembatalan Huruf

Kemajuan Anda

Sesi selesai

Tentang latihan ini

Ilmu pengetahuan

Cara bermain