The sample group. College student Surat Thani boronmarajonani year 1 year 2 year 3 year 4 total number of 221 people using witha samples of Taro Yamane (1973), divided into year 1 year 2 total number of 61 persons 59 years class of 57 people, the first year the number 4 49 people by selecting samples in a systematic way.
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