So, in this research, there will be a random sample size. The number of 200 people, which will be made at random. Examples of coincidence (quota Sampling) is a non-normative sample is a sample of 100 men, women, groups of 100 people.Tools for research Researchers have created a questionnaire (Question) is a tool for collecting data from a sample group to be used in this research are divided into four questionnaire sections is part 1 in the demographic characteristics of respondents. Part 2: factors affecting the demand of customers in the siam paragon shopping center, part 3: the needs of our customers in the siam paragon shopping center part 4 suggestions about service marketing mix, a factor that affects the. The needs of the customers in the siam paragon shopping center quality monitoring tool. Researchers have created a questionnaire based on the conceptual framework adopted in education and quality inspection. Finding your confidence (Reliability) of the query. Research queries.
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