ENHANCING THE ASSERTIVE BEHAVIOR OF MATHAYOM 1 STUDENTS AT SIRIRATTANATHORN SCHOOL THROUGH GROUP COUNSELING BASED ON BEHAVIOR THEORY

Abstract

Objectives: 1) To compare assertive behavior before and after the experiment between the experimental group, which received group counseling based on behavior theory, and the control group.  2) To compare assertive behavior between the experimental group, which received group counseling based on behavior theory, and the control group, which received regular support and assistance according to the student support system.

Material and Methods: This study is quasi-experimental research. The population used in the study consisted of junior high school students. Data collection was conducted in three phases: pre-experimental, experimental, and post-experimental. The experimental group participated in group counseling sessions based on behaviorist theory twice a week, with each session lasting 1 hour and 30 minutes, totaling 12 sessions. The sample group was the students are studying in secondary 1 at Sirirattanathorn school, Bangkok, who was selected by assertive behavior test, measured by doing the assertive score lower than the 25th percentile, recruit the consent of students and parents to participate in group counseling, with a total of 16 individuals. Employ simple random sampling to form 2 groups, each consisting of 8 individuals. The tools used in the research were: 1) the assertive behavior scale There is an index value of congruence (item objective congruence: IOC) between 0.67 - 1.00 and an overall reliability value of 0.7 and 2) group consultation according to behaviorist theory The congruence index (item objective congruence: IOC) is between 0.67 - 1.00. Quantitative data analysis uses descriptive statistics, including mean, standard deviation and comparative statistics using t-test.

Results: 1) The result of comparing the assertive behavior before and after receiving the behavioral group counseling approach showed that the assertive behavior after the experiment, there was difference at 0.01 significance level.   2) The result of comparing the assertive behavior between the experimental group and the control group after receiving the behavioral group counseling approach showed that the assertive behavior in the experimental group and the control group after the experiment, there was difference at 0.01 significance level.

Conclusion: Group counseling by Behavior theory to enhance assertive behavior of students Mattayom 1 Sirirattanathorn School.