The purposes of this research were 1) to study the personal student factors of a vocational certificate type of Home Economics Phetchaburi Vocational College 2) to study the importance and the decision to study for a vocational certificate type of Home Economics Phetchaburi Vocational College 3) to study relationship between the personal factors and the importance of the decision to study for a vocational certificate type of Home Economics Phetchaburi Vocational College. The sample used were 148 students who are studying in vocational certificate type of Home Economics Phetchaburi Vocational College. The instrument used in this thesis was questionnaire. The statistics based on the data analysis include percentage frequency values average standard deviation and Chi Square. Analysis of statistical data by a computer program. The results showed that 1) the personal student factors of a vocational certificate type of Home Economics Phetchaburi Vocational College were no effect for the decision to study in general. 2) the learners pay 7 sides attention to the study for a vocational certificate type of Home Economics Phetchaburi Vocational College in general were rated at high level. When considering each side it was found that every side was rated at high level. Shortage average form most to least is career the college environment learner development activities teachers curriculum and media materials and equipment that support teaching. 3) the relationship between respondents’ general information and decision to study for a vocational certificate type of Home Economics Phetchaburi Vocational College found that gender related with media materials and equipment that support teaching age related with college environment and field of study related with image of college is statistically significant at the 0.05 level. The relationship of grade point average (GPA) and revenue of learners per month didn’t relate 7 sides with the decision to study for a vocational certificate type of Home Economics Phetchaburi Vocational College is statistically significant at the 0.05 level.

This research is intended to be used as a guideline for the study of decision making in choosing a skin aesthetic clinic. The study was conducted from a sample of 400 randomized sets. The instruments used were questionnaires. The data consisted of demographic characteristics including 26.8% males and 73.2% females 53.0% aged between 20-30 years 60.0% bachelors degree holders 37.3% an employee of a private company and 33.5% average monthly income of 20001 - 30000 baht. The results showed that the service marketing mix factors (7Ps) of skin aesthetic clinics including product or service price people or staff physical evidence and processes of service provision positively influent the decision to choose a skin aesthetic clinic. The results showed that the overall decision-making factors in choosing a skin aesthetic clinic service were averaged at 3.85 percent a high level. The highest aspect was the search for information followed by the problem awareness decision making and alternative assessment respectively.

The objectives of this research were 1) to study the behavior and decision to buy online food of vocational students in Phitsanulok Province 2) to compare of personal factors with behavior and decision to buy online food of vocational students in Phitsanulok Province and 3) to study online food shopping behavior affecting to buy online food decisions of students vocational in Phitsanulok Province. The research was a quantitative research using questionnaires from 400 vocational students in Phitsanulok Province. Data was systematically analyzed by percentage mean standard deviation (S.D.) t-Test One-way ANOVA and multiple regression analysis. The result showed that the behavior of buying online food was at moderate level. The decision to buy online food was at moderate level. Difference Personal factors including gender year of study type of subject housing type and monthly income had different of behavior of online food shopping with no statistical significance. Difference Personal factors including type of subject and monthly income had different of decision to buy food online with statistical significance at .05. Online food purchasing behavior effecting decision to buy food online with statistical significance at .05.

This research aims to study the demographic characteristics affecting the decision-making of the working-age group in Ratchathewi District Bangkok Thailand to buy clean food and examine the marketing mix influencing their decision-making. The study population comprised 68635 people aged between 21 and 59 years in the group mentioned above. The sample consisted of 397 people. Descriptive statistics frequency percentage mean and standard deviation (SD) and inferential statistics i.e. independent samples t-test one-way ANOVA Pearson correlation coefficient analysis and multiple regression analysis were used to analyze the collected data. The research results illustrated that demographic factors like the different ages and educational backgrounds caused differences in the decision-making to buy clean food at a statistically significant level of 0.05. Moreover the marketing mix involving product price and promotion positively impacted the overall decision-making to buy clean food. It also positively affected the decision process of the need arousal or problem recognition (ND) information search (IS) evaluation of alternatives (EA) purchasing decision (PD) and post-purchase behavior (PB). Furthermore the place positively impacted the overall decision-making only in the PB process. Since the product price and promotion affected each aspect of the decisionmaking process (ND IS EA PD and PB) it was recommended that the clean food shops should pay more attention to these aspects

This research aims to 1) to study the personal factors of Thai and foreign tourists towards their buying decision making behavior in spa products; 2) to study the current situation of buying decision making behavior for the development spa products entrepreneurs to drive the strategy of Thailand 4.0 and 3) to create behavior patterns of purchasing decisions to develop spa product entrepreneurs driving the strategy of Thailand 4.0. The research used mixed methods qualitative and quantitative. The researcher applied qualitative methods by interviewing 21 selected key informants. The data obtained from qualitative was used to construct the questionnaires which were used to gather quantitative data and analyzed by multiple classifications. The researcher determined the sample size to represent the population using the G*Power program. The research tools used in this research were 1) an in-depth interview and closed-ended questionnaires for qualitative research and 2) a questionnaire obtained from the qualitative research using the Delphi technique as a reviewed questionnaire for quantitative research. The questionnaires were distributed to the 305 samples. The results of the hypothesis testing of personal data were as follows: gender nationality age education level source of information that brought them to Phra Nakhon Si Ayutthaya Province and participants traveling to Phra Nakhon Si Ayutthaya Province are the factors that affect buying decision making behavior spa product of model buying decision making behavior for the development spa products entrepreneurs to drive the strategy of Thailand 4.0 strategy. The result of hypothesis testing factors affect the buying decision making behavior for spa products come into 6 factors are local identity product usage buy as a souvenir repeated buying information from reliable sources and the interpersonal factor of entrepreneurs or salespeople. All of these results comply with the assumptions.