PENGARUH JUMLAH ALTERNATIF JAWABAN TES OBYEKTIF BENTUK PILIHAN GANDA TERHADAP RELIABILITAS,TINGKAT KESUKARAN DAN DAYA PEMBEDA

Abstract

The purpose of this research was to examine the effect of the alternative numbers in a multiple choice test on reliability, level of difficulty and discriminatory power. The random technique was implemented to take the sample which consisted of the third year students of MTs N 7 Jakarta. The sample was 150 student. The data were collected through achievement test of mathematics. The one way analisys of variance was used to analyze the data. The result indicated that : (1) the alternative number in a multiple choice test had a significant effect on reliability of the test, (2) The alternative number in a multiple choice test had no significant effect on the level of difficulty, (3) but the alternative number in a multiple choice test had a significant effect on the discriminatory power.

Keywords: alternative numbers, multiple choice, reliability