3.3.1 population used this time include students, 20 teachers in the American company employees 10 action Basel, 20 people. 3.3.2 samples used in this study include teachers, students, staff and technical college home camps-รัษัท the American action, the annual number of 2559 study Basel 50 people that defines the group, for example, by using the table of Krejcie and Margan (watch the bun SI SA-2538:40) by selecting a specific, as follows:
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