Preparation of aircraft Yang energy aims to take to benefit in this study were a random sample of students who have used aircraft Yang energy of 111 persons from the table, the sample size of the crepe. George C. Morgan This table is used to quantify the proportion of the population in a way that can calculate the size of the sample population is small, ranging from 10 people up to the tools used in the study was analyzed by using the questionnaire of statistical packages. The statistics for the average
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