True Scores and the Reliability of

True Scores and the Reliability of Measurements—The concept of reliability is demonstrated by measuring height at different times. Even though height is supposedly a stable characteristic, slightly different results are generated every time height is measured.
Standards for Reliability—Clearly, the more reliable the measure, the more likely decisions can be made on score differ­ences

Hasil (Bahasa Indonesia) 2:

Skor benar dan Keandalan Pengukuran-Konsep reliabilitas ditunjukkan dengan mengukur tinggi badan pada waktu yang berbeda. Meskipun ketinggian diduga karakteristik yang stabil, hasil yang sedikit berbeda dihasilkan setiap ketinggian waktu diukur.
Standar Keandalan-Jelas, lebih dapat diandalkan mengukur, keputusan lebih mungkin dapat dilakukan pada perbedaan nilai