Construction of Mathematics basic Diagnostic Test for Primary Students, Grade 4, Surin Primary Educational Service Area Office 3

Abstract

The objectives of this research were 1) to construct of Mathematics basic Diagnostic Test for Primary Students, Grade 4, Surin Primary Educational Service Area Office 3. 2) to validate the quality of  Mathematics basic Diagnostic Test. The research samples were composed of 350 Prathomsuksa 4 students under Surin Primary Educational Service Area Office 3. which were randomly drawn by the multi-stage random sampling. The instrument used in this research was a grade 4 test, constructed according to subject 1 about Number and Standard Algebra C 1.1 with indicators 7 – 14 in a total of 8 indicators. The survey test was a completion test form with 80 items, according to 10 items for each indicator and diagnostic tests with 4 multiple choices in a total of 40 items. The result of the study had difficulties ranging from 0.20 – 0.74 the discrimination index ranged from 0.24-0.74 and reliabilities were 0.93.  For content validities by having experts consider congruence between items and objective had congruence indices ranging 0.60-1.00.