TEACHING SUPPLEMENT TO INTRODUCTORY ECONOMICS COURSES VOCATIONAL CERTIFICATE LEVEL (VOCATIONAL CERTIFICATE) IN MARKETING VIA THE ONLINE SYSTEM GOOGLE CLASSROOM

Abstract

This research aims to 1) compare the academic achievement of Vocational Certificate students (Vocational Certificate) before supplementing and after taking supplementary classes taught online with Google Classroom. Introduction to Economics on Demand and Supply.  Price and Price Equilibrium and Economic System and Economic Development 2) Assess the satisfaction of Vocational Diploma students (Vocational Certificate) towards online studies with Google Classroom. (Vocational Certificate) Year 1, Marketing Department, 23 students, Semester 1, Academic Year 2020, Bungphra Commercial College, Phitsanulok, under the Office of the Vocational Education Commission, uses a Purposive Sampling method.  1) How to learn online with Google Classroom Basic Economics Course 2) Achievement Test Results found that: 1. Significant higher post-study achievement at the .05 2. The effectiveness of learning achievement had an increase in post-study improvement from before studying by 74.46 percent, 70.51 and 78.00 percent, respectively, and 3. The students were satisfied with the supplementary teaching through the Google Classroom online system at a high level.