OBJECTIVE Measures of shoulder function may differ by dominance of affected shoulder, surgical history, gender, or race. We present a technique for determining whether observed differences in function between groups are due to biased test items or real differences in function. STUDY DESIGN AND SETTING Four hundred patients who were receiving rehabilitation for a variety of shoulder impairment...

Tujuan penelitian ini untuk menganalisis apakah butir-butir pada skala sikap moderasi beragama siswa mengandung bias gender. Menggunakan pendekatan kuantitatif metode survei, mengambil populasi sebanyak 54.383 dengan sampel 4.188 SMA/MA di Provinsi Kepulauan Bangka Belitung. Metode pengumpulan data menggunakan instrumen yang telah memenuhi kriteria properti psikometri indeks item reliability se...

Abstract The current study sought to examine the validity of a General English Achievement Test (GEAT), administered university students in fall semester 2018–2019 academic year, by hybridizing differential information (DIF) and distractor function (DDF) analytical models. Using purposive sampling method, from target population undergraduate studying different disciplines at Islamic Azad Univer...