By the questionnaire to test (Pre-Test) samples of similar sampling real 30 people. In order to test the reliability of the questionnaire that the question is a Likert Scele in the measure of the significance of the price. Loyalty to the brand products. With alpha coefficient (Coefficient Alpha) to evaluate the quality of the original query. Each spell has relationship? Then the selected item question with confidence, static within a query set high, which showed that the reliability of the questionnaire was 0.87 which is in a good level.
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