Abstract:
The purposed of the study were to analyze the morality content in advertising presented in the three kinds of mass media which were television, newspapers and radio, and to survey students opinions concerning the morality contents in those mass media. These were two groups of samples using in the study. The random sampling technique was utilized to obtain the first group of samples which was 4,313 ads publicized in those mass media during January 24 to February 20, 1987. The ads were divided into two categories : production advertising, and public relation advertising. Three hundred and six Mathayom Suksa three students in the secondary schools under the auspices of the Department of General Education, Bangkok Metropolis, who were obtained by the multi-state sampling technique, were the second group of samples participated in the study. The morality content analysis form for analyzing the morality content in advertising, and a questionnaire to survey students opinions were employed to collect data. The data were analyzed by means of percentage, and chi-square. The results of the study revealed that: 1. Most of the ads in the three kinds of mass media was production advertising, which its total sum of frequency of morality content was higher than public relation advertising. The means of positive morality contents of public relation advertising was higher than production advertising. Almost of the negative morality content was presented in production advertising. Most of the positive morality content presented in those ads were patriotism, attachment to religious values and responsibility respectively. Most of the negative morality content was attachment to religious values. 2. Mathayom Suksa three students opinions, concerning the morality content in advertising, were consonant with the result of an analysis of morality content in advertising. The students could be able to use the message in those ads as the topics of their conversations. Those ads affects their changes of morality values as well as their morality behavior and they could be able to apply those morality contents to their daily lives. 3. There was no relationship between factors in students sexes, their parents marriage status and occupations, family income, and students message receiving behavior, and the effect of their opinions or behavior changes from the receiving of advertising message.