Samples used in the study is that consumers who come to purchase the market street railway station in Trang province. The number of 360 people by way of sampling a mistake. Use the formula for the confidence level of W.G.cochran value equivalent to 1.96 (95% probability) result in the conviction of a query has the confidence value is equal to the value of data analysis by a .956 percentage, average, standard deviation, using program SPSS (Statistical Package for the Social Science for Window) the research appear as follows:
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