The research aims to study the factors affecting on lerning achievement of industrial education faculty students at rajamangala university of technology phra nakhon. the sample population included 254 students from induatrial education facuity students. the questionnaire was a research instrument. analysis statistics was done by fraqquency percentage arithmetic means standard deviation and test the relationship between learning achievement with factors affecting on learning achievement bypearson product moment coefficient correlation analysis of the multiple regression to predict learning achievement. the research resuits can be summarized as follows : 1. Overall learing achievement was highly rated. 2. Characteristics leamers factor psychological characteristics behavior between teachers and students individual behavior extermal driving force have a positive relationship on learning achievement of students were relations are positive achoevement on learning achievement of students in the faculty of industrial education were found significantly different at the 0.05 level.

The objective of this research is to study relation level between personal factor and mixing factor of the marketing and the decision- making to buy the portable computers of Krirk university students. The sample group is 351 Krirk university students. The research tool is the questionnaire. Data analysis is described as percentage value means standard deviation t-test and F-test. The results showed that personal factors including gender age level of education salary and influenced persons are related to the purchase of portable computers of Krirk university students at the 0.01 level. It was also found that mixing factors of marketing price place and marketing promotion has a statistically significant positive relationship with decision-making of the purchase of portable computers of Kirk university students at 0.01.

The objectives of this study are to study the usage of the marketing mix factors application for decision making to select wedding consult services at Bangkoknoi district in Bangkok metropolistan to study the decision behavior when selecting wedding consult services as well as comparison of the marketing mix factors in selecting wedding consult services classified as per- individual factor. The result showed that the product factor was highly important as proper-services-as-required was emphasized. The price factor was highly important as clearly displayed-price was emphasized. The place factor was highly important as ease-of-traveling was emphasized. The promotion factor was considered highly important as special-discount from normal rate was emphasized. The result from hypotheses testing showed that the sample group with different age education average income and career tend to use the marketing mix factors in selecting wedding consult services differently with a significant statistical difference of 0.05 while the sample group with different gender tend to use the marketing mix factors in selecting wedding consult services indifferently with a non-significant statistical difference of 0.05.

This research was a survey research. The objective was to study the factors of social adjustment of students of the Faculty of the Industrial Education Rajamangala University of Technology Phra Nakhon. The data analysis based on statistic data the average percentage standard deviation t-test and analysis of variance. The results can be summarized as follows: the factors of social adjustment of Industrial Education students are at the moderate level. The results of factor analysis are 1) Students with different genders and age have the overall indifferent social adjustment ability. 2) Students who graduated from different field of study have the overall different social adjustment ability . The students who graduated from vocational certificate program have the overall higher social adjustment ability than students who graduated from general education program. 3) Students with different years of birth and different family status in society have the overall indifferent social adjustment ability. 4) Students with their parents in different occupation and different average-income-per-month families have the indifferent overall social adjustment ability and 5) Students with different family characteristics have the overall different social adjustment ability.

This research aims to study the marketing mix factors that influence consumers’ purchasing decisions and to compare the marketing mix factors that influence purchasing decisions of consumers in the Seacon Square shopping mall. It was found that the marketing mix factors that influence the buying decisions of customers in the Seacon Square shopping mall were at the high level in every criteria. The product factor was at the highest level. The following are the distribution channel promotion marketing and pricing respectively. A comparative study of the marketing mix factors that influence consumers’ purchasing decisions by the nature of personal information showed that customers having different age and status had different marketing mix factors in the purchasing decision statistically at the 0.05 level.But the customers with different gender educational level occupation and average revenue per month had indifferent factors that affect the marketing mix decisions statistically at 0.05.