2.3.3.2. The Lack of PBL 19
2.3.4. Syntax for Problem Based Learning 20
2.4. Two Stay – Two Stray TSTS
21 2.4.1. Basic Components of TSTS
21 2.4.2. The Advantages and Lack of TSTS
22 2.4.2.1 Advantages of TSTS
22 2.4.2.2. Lack of TSTS
22 2.5. Media of Education
23 2.5.1. Definition of Learning Media
23 2.5.2. Types of Learning Media
23 2.5.3. Types of Instructional Media
24 2.6. Handout Media
25 2.6.1. Definition of Handout Media
25 2.6.2. Form of Handout Media
25 2.6.3. Arranging Handout
26 2.6.4. The advantages and Lack of Handout
27 2.6.4.1. The Advantages Handout
27 2.6.4.2. The Lack of Handout
28 2.7. Character of Education
28 2.7.1. Curiosity Character
29 2.8. Solubility and Solubility Product
30 2.8.1. Solubility
31 2.8.2. Solubility Product Ksp
32 2.8.3.
Chemical Equilibrium and Solubility 33
2.8.4. Relationship between Solubility and Ksp
33 2.9. Conceptual Framework
34 2.10. Hypothesis
35
CHAPTER III RESEARCH METHOD
3.1. Location and Time Research 36
3.2. Population and Sample 37
3.3. Research Variable 37
3.3.1. Independent Variable 37
3.3.2. Dependent Variable 38
3.3.3. Control Variable 35
3.4. Research Instrument 35
3.5. The Instrument’s Trial
37 3.5.1. Content Validity Test
38 3.5.2. Validity of Test
38 3.5.3. Reliability of Test
39 3.5.4. Difficulty Index
39 3.5.5. Discriminating Power
39 3.5.6. Destructor
40 3.6. Research Design
41 3.7. Research Procedure
43 3.8. Technique of Data Collection
43 3.9.
Technique of Data Analysis 44
3.9.1. Normality Test 44
3.9.2. Homogeneity Test 44
3.9.3. Normalized Gain 44
3.9.4 . Calculation of Student’s Curiosity
45 3.10. Hypothesis Testing
45 3.11. Correlation
45
CHAPTER IV RESULT AND DISCUSSION 4.1. Description of School Sample
48 4.2.
Instrument’s Analysis 48
4.2.1. The Instrument Test Analysis 48
4.2.1.1 Content Validity 49
4.2.1.2. Validity of Evaluation Test 49
4.2.1.3. Reliability of Evaluation Test 49
4.2.1.4. Difficulty Index of Evaluation Test 49
4.2.1.5. Discriminating Power of Evaluation Test 50
4.2.1.6. Destructor Index of Evaluation Test 50
4.3. Data Result and Discussion of Pretest 50
4.3.1. Normality of Pretest 52
4.3.2. Homogeneity of Pretest 52
4.4. Student’s Achievement Data
4.4.1. Data Result and Discussion of Posttest and Gain 53
4.4.2. Normality of Posttest and Gain 55
4.4.3. Homogeneity Test 56
4.5. The Analysis Instrument Non Test 56
4.5.1. Data of student’s curiosity Character
57 4.6. Hypothesis Testing
58 4.7. Correlation
59
CHAPTER V CONCLUSION AND SUGGESTION
5.1. Conclusions 61
5.2. Suggestion 61
REFERENCE 62
