TABLE OF CONTENTS
Cover page – – – – – – – i
Declaration – – – – – – – ii
Dedication – – – – – – – iii
Certification – – – – – – – iv
Acknowledgement – – – – – – v
Table of Contents – – – – – – vi
List of Tables – – – – – – x
Abstract – – – – – – – xi
CHAPTER ONE
INTRODUCTION
1.1 Background to the Study – – – – – 1
1.2 Statement of the Problem – – – – – 4
1.3 Objectives of the Study – – – – – 6
1.4 Research Questions – – – – – – 6
1.5 Hypotheses of the Study – – – – – 6
1.6 Significance of the Study – – – – – 7
1.7 Scope of the Study – – – – – – 8
1.8 Limitations of the Study – – – – – 8
1.9 Operational Definition of Terms – – – – 9
CHAPTER TWO
REVIEW OF RELATED LITERATURE
2.1 Theoretical Framework – – – – – 10
2.1.1 Cognitive Load Theory by John Sweller (1988) – – 10
2.2 The Concept of Instructional Materials – – – 11
2.2.1 Types of Instructional Materials – – – – 14
2.2.2 The Concept of Teachers’ Effectiveness – – – 18
2.2.3 Models of Teachers’ Effectiveness – – – – 19
2.2.4 Factors Affecting Teachers’ Effectiveness – – – 26
2.2.5 Instructional Materials and Teachers’ Effectiveness – – 29
2.3 Review of Related Empirical Studies – – – – 32
2.4 Summary of Related Literatures Reviewed – – – 36
CHAPTER THREE
RESEARCH METHOD
3.1 Research Design – – – – – – 37
3.2 Area of Study – – – – – – – 37
3.3 Population of Study – – – – – – 39
3.4 Sample and Sampling Technique – – – – 39
3.5 Research Instrument – – – – – – 39
3.5.1 Scoring of the Instrument – – – – – 40
3.5.2 Validation of the Instrument – – – – – 40
3.5.3 Reliability of the Instrument – – – – – 40
3.5.4 Validation of the Instrument – – – – – 41
3.6 Method of Data Collection – – – – – 41
3.7 Method of Data Analysis – – – – – 42
CHAPTER FOUR
DATA PRESENTATION AND ANALYSIS
4.1 Introduction – – – – – – – 43
4.2 Presentation and Analysis of Data – – – 43
4.2.1 Research Question 1 – – – – – – 43
4.2.2 Research Question 2 – – – – – – 44
4.2.3 Research Question 3 – – – – – – 45
4.3 Test of Hypotheses – – – – – – 46
4.3.1 Test of Hypothesis One – – – – – 46
4.3.2 Test of Hypothesis Two – – – – – 47
4.3.3 Test of Hypothesis Three – – – – – 48
4.4 Discussion of Findings – – – – – 49
CHAPTER FIVE
SUMMARY, CONCLUSION AND RECOMMENDATIONS
5.1 Summary – – – – – – – 51
5.2 Conclusion – – – – – – – 51
5.3 Recommendations – – – – – – 53
5.4 Suggestion for Further Studies – – – – 54
REFERENCES
APPENDIX
LIST OF TABLES
Table 1: Presentation of Research Question on Use of
Charts and Job Effectiveness among Teachers – – 43
Table 2: Presentation of Research Question on Use of
Textbooks and Job Effectiveness among Teachers – – 44
Table 3: Presentation of Research Question on Use of
Charts and Job Effectiveness among Teachers – – 45