The Factors Influencing Self-Development of Matayom 6 Students Under The Secondary Educational Service Area Office 19 (Loei–Nong Bua Lamphu)

Abstract

This study aimed to examine relationships among Optimism , Self–Confidence,
Achievement Motivation, Self-Efficacy, Self-Control influencing Self-Development and to examine
Factors influences to the variables on Self -Development of Matayom 6 Students Under The
Secondary Educational Service Area Office 19 (Loei-Nong Bua Lamphu). The sample used in this
study consisted of 807 of Matayom 6 Students Under The Secondary Educational Service Area
Office 19 (Loei – Nong Bua Lamphu) ; obtained using the Stratified Random Sampling technique.
The research instruments used for collecting data were 1) a 15-item scale for Self-Development
with discrimination powers ranging from 0.58 to 0.82 and the reliability of 0.89 2) a 63-item scale
for questionnaire on factors affecting Self-Development as divided into these 5 aspects :
Achievement Motivation, Self-Efficacy, Self-Control, Self-Confidence, Optimism with discrimination
powers ranging from 0.40 to 0.94 and the reliability of 0.78. Data analyzed by using a descriptive
statistics as Pearson’s product moment correlation and an inferential statistics for testing the
structural equation modeling analysis.
The research findings were as follows :
1. That causal factor that having the most positive relationship with Self-Development
were Self-Efficacy , Achievement Motivation, Optimism , Self-Control, Self – Confidence on SelfDevelopment with a statistical significance of .01. Their correlation coefficients were 0.881,
0.874, 0.847, 0.814 and 0.732 respectively.
2. The causal factor with the most influence on Self-Development were SelfConfidence, Self-Efficacy, Achievement Motivation, Optimism, Self-Control with the beta weights
of .457, .328, .300, .185 and .146 respectively. All revealed with statistical significance of .01 . The
factor with the most direct influence on Self-Development were Self-Efficacy, Self - Confidence,
Achievement Motivation, Optimism and Self-Control with the beta weights of .300, .255, .201,
.185, .146 respectively. The factors with direct and indirect influence ranked by beta weight
values were Self-Efficacy with the beta weight of .300 and a Achievement Motivation with the
beta weight of .201. All causal Factors could together explained the variation of SelfDevelopment 90.2 % of Matayom 6 Students Under The Secondary Educational Service Area
Office 19 (Loei – Nong Bua Lamphu).