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Data collection was conducted through interviews with the questionnaire. with the object of study is the ever fun with your customers of Pizza Hut products. The survey was conducted by designing the paper questionnaire, sent to the customer.
Research area: HCM City. Since …. Go
To ensure the reliability of the survey data, researchers will remove all video-survey respondents do not achieve the following requirements: respondents have never used the product of Pizza Hut, then proceed to do data cleansing, eliminating duplication questionnaire before conducting data analysis.
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