Abstract:
This research aimed to: 1) construct the diagnostics test of comprehension reading skill in Thai Language for Prathomsuksa 3 Students, 2) check the quality of the diagnostic test of comprehension reading skill in Thai Kanguga e for Prathomsuksa 3 Students, and 3) study the effects of using the diagnostic test of comprehension reading skill in Thai Language for Prathomsuksa 3 Students. The population included 4,910, and also the samples were 369 Prathomsuksa 3 Students in the 2nd semester, 2010 Academic Year under the jurisdiction of Chaiyphum Educational Service Area office 2, derived by Krejcie and Morgans table with the stratified random sampling. The research instruments included one paper test of the diagnostic test for comprehension reading skill in Thai Language with five parts, including Part 1-Words, Part 2-Sentences, Part 3-Passages, Part 4-Poetry and Part 5-Charts, Diagrams and Maps. The statistics for analyzing the data were the IOC, rubric scores, difficulty, discriminative power, reliability, mean, standard deviation and percentage.
กกกกกกกThe research findings revealed that :
กกกกกกกIt obtained the diagnostics test of comprehension reading skill in Thai Language for Prathomsuksa 3 Students in 5 parts including 95 items with the IOC-validity equaled 1.0, difficulty value between .39-.70, and the reliability value between .90-.92. Most of the students had the drawbacks on words; the latter included charts, diagrams and maps equaling the percentages of 71.97, 64 and 33 respectively.