This research aims to study online food ordering through the Mobile Application of Consumer Generation Y in Bangkok. The sample group consists of consumers between 21 and 38 years of age living in Bangkok (Gen Y). 400 sample queries were used as a tool for collecting data. Statistics such as frequency percentage mean standard deviation and plural regression analysis was used. The results showed that most respondents were female private company employees aged between 26 and 30 with a bachelors degree or equivalent. The average monthly income of the respondents is between 15000 and 25000 baht. The most important factor affecting the decision to order food online was the acceptance of overall technology at high level with an average of 4.24 marketing mix factors (7Ps) overall is at high level with an average of 4.02 and the quality factor of overall service is at high level with an average of 4.02. The hypothesis test results showed that technological acceptance factors marketing mix factors and quality factors of the service affect the decision to use online food ordering services through the Mobile Application of Consumer Generation Y in Bangkok statistically significantly at 0.05.

This research aims to study the following objectives: 1) the demographic characteristics of Gen Y that influence the decision to choose nursing home services 2) the factors of the marketing mix that influence the decision to choose Gen Y nursing home services and 3) the consumer behavior factors of Gen Y influencing the decision to use nursing home services of Gen Y. The research is based on a quantitative research method. The sample consisted of the population born between 1980 and 1997 aged between 24 and 41 years living in Bangkok. 400 people were examined by using the questionnaire created by the researcher. The statistics used in the study were frequency percentage mean standard deviation T-test F-test and multiple regression. The study results are that 1) looking at the demographic characteristics most respondents are female aged 30-35 years old with a bachelors degree single status and employees of private companies with an average monthly income of 10001 – 20000 Baht. In the future when the elderly can’t rely on their children or relatives to live they need to prepare savings for a senior living in a nursing home without underlying diseases. Most of the respondents have no children. The questionnaire used collected information on gender age level of qualification marital status occupation income parents’ support savings congenital disease number of children. All these factors affected the decision to choose Gen Y nursing home services at a statistically significant level of 0.05. 2) Marketing mix factors (7Ps) by product price place process and promotion affected choose the nursing home services of Gen Y. These factors were statistically significant at the 0.05 level. When testing the correlation value multiple regression (R square = 0.684) found that the relationship R value highly correlated with promotion place process price physical evidence people and product respectively. 3) Consumer behaviour factors social aspects personal aspects and psychological aspects affected decistion to choose the nursing home services of Gen Y. These factors were significant from the statistical test at the 0.05 level. When testing the correlation value and multiple regression (R square = 0.696) found that the relationship with the highest R value followed by personal psychological social and cultural aspects respectively.

The research objective was to study the market mix factors (7Ps) that affect the decision to use the domestic airline service of Thai passengers at Suvarnabhumi Airport. The population used in the study was Thai passengers that used four domestic airlines at Suvarnabhumi Airport namely Thai Airways Thai Smile Airways Bangkok Airways and Vietjet Airlines. The sample number was 100 passengers per airline or a total of 400 people. The statistics used in the data analysis were percentage mean standard deviation mean difference analysis (One-way ANOVA) and multiple regression analysis. The study results found that most of the passengers who used domestic airlines focused on the overall marketing mix factor (7Ps) at Very Important level. That affected the overall decision to choose the domestic airline service at Very Important level. The hypothesis testing revealed that the different demographic factors in terms of gender age status educational level and average monthly income affected the selection of domestic airlines differently. Marketing mix factors (7Ps) on products physical evidence and process affected the selection of domestic airlines at a statistically significant level of 0.05.

The objectives of this study were to study the demographic factors including gender age status education level occupation and income affecting the decision to buy food online and tostudy the marketing mix and technology adoption that affected the online food purchasing decisions of Baby Boomersin Bangkok. The population was 55-75 years old Baby Boomer who bought food online in Bangkok. The probability sampling specifically the stratified sampling method was used to determine the total of 400 samples. The data was analyzed using descriptive statistics such as frequency percentage mean and standard deviation. The inferential statistics were Independent Sample T-test One-way ANOVA analysis Pearsons Correlation Coefficient and Multiple Regression Analysis The study results showed that the marketing mix factors could meet the demand for online food ordering of the sample in high level. The technology acceptance level of the overall sample group was high. The importance of the 4-step online food purchasing decision process of the samples namely the perception of the need or problem information seeking alternative assessment and buying decisions was high. The hypothesis testing found that on the evaluation of purchasing options different age groups had a statistically significant difference at 0.05. On purchasing decision married samplesand the widows paid more attention to the purchasing decision process differently at the statistical significance of 0.05.On the perception of needs or problems the sample group with bachelors degrees put more emphasis than those who graduated from elementary schoolsand the group who finished secondary education with the statistical significance at 0.05. On the evaluation of purchasing decision options the group with secondary education put less emphasis thanthe group with bachelors degrees at the statistical significanceof 0.01. On purchasing decision the group with secondary education put less emphasis than associate degree graduates with the statistical significance at 0.05 and put less emphasis thanthe group with a bachelors degree with the statistical significance at 0.05. On data acquisition groups with different incomes put different emphasis with the statistical significance at 0.05. Convenience ease of use and consumer factors had a positive influence on the need or problem perception process at the significant level of 0.05. Convenience benefit perception and ease of use factors had a positive influence on the information seeking processat the significance level of 0.05. Value convenience communication ease of useand consumer factors had a positive influence on the process of evaluating purchasing options at the significant level of 0.05. Convenience benefit perception ease of use and consumer factorshad a positive influence on the purchasing decision process at the significance level of 0.05.

The objective of this research is to study the relationship between the quality of accounting data knowledge and understanding of accounting information business organization feature and the decision-making efficiency of executives in small and medium-sized businesses in the metropolitan area. The demographic group is the management of 351 companies. The data is analyzed using descriptive statistics such as frequency percentage mean and standard deviation and inferential statistics such as pearson’s Correlation Coefficient and multiple Regression. The results showed that the administrators had a high level of knowledge and understanding of accounting information and the quality of accounting data the characteristics of business organizations and the overall decision-making efficiency of the executives at a very good level. In the multiple regression analysis between cognitive information quality of account data and business organization feature to the efficiency of the executive decision making in general (Y) the regression equation was statistically significant at the level of 0.01