Development of Computer Assisted Instruction on the Use of Worksheet Program for Vocational Certificate

The purpose of this research were to develop an computer-assisted instructional, assess the effectivenessand efficiency, and evaluate the user’s satisfaction toward the computer-assisted instruction. The sample group was 34 second-year vocational certificate students from Suvarnabhumi College of Business Administration. The research tools were 1) the CAI. 2) the learning achievement test, Assessment tools to measure learning outcomes. 3) the user’s satisfaction form. The statistic used in this research were mean and standard deviation. The research results found that the quality of the CAI was at a very good level with mean = 4.52, S.D. = 0.35. The effectiveness of the CAI was 84.06/85.78. The learners’ learning efficiency increased by 62.35 percent. The learners’ satisfaction toward the CAI was at a very high level with mean = 4.53, S.D. = 0.64.