To study and develop recommendations for improving the quality of service of the Bank of Thailand Public Company Limited Branch Mukdahan samples used in the research. Bank of Thailand is a limited number of 397.Samples tested by the confidence coefficient alpha of Akron BAC. The statistics used to analyze the data. To find the frequency, percentage, mean, mean. And standard deviationChi-square statistics And test hypotheses to compare the statistical t-test or one-way anova
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