2022 IB Diploma Extended Essays

First page Table of contents Next page Last page

Amaani Bhasin EE.pdf	3
Extended Essay	3
Introduction	5
Medea as a Character	6
Societal Expectations of Medea	12
Conclusion	17
Marc Hagan EE.pdf	21
Introduction	21
Part 1: Kerala’s Changing Society	23
Part 2: ‘Love Laws’ and the Search for Human Connection	27
Part 3: Collective Trauma and Colonisation	30
Conclusion	33
References	34
Isabel Van Der Walt EE.pdf	37
Research Question	37
Introduction	37
Main Body	38
Irregular Narrative Structure and Voice	38
Buddhist and Hindu Religious Imagery	41
Cultural Expectations and Perceptions of Taboo	44
Idolisation of Asian-Australian Immigrants	46
Conclusion	48
Bibliography	50
Jasmin Titze EE.pdf	54
1 Introduction	54
1.1 Purpose	54
1.2 Research question	54
1.3 Background research	54
2 Further research	55
2.1 Io’s interior	55
3 Experiment	56
3.1 Introduction of experiment	56
3.1.3 Background Research	56
3.1.4 Hypothesis	57
3.2 Design	57
3.2.1 Variables	57
3.2.2 Equipment	58
3.2.3 Method	59
3.2.4 Amendments to Method	59
3.2.5 Safety	59
3.2.6 Diagrams	60
3.3 Results and Analysis	62
3.3.1 Data Collection	62
3.3.2 Data Processing	62
3.3.3 Discussion	64
3.4 Evaluation	64
3.4.2 Strengths of the Experiment	65
3.4.3 Extension to the Experiment	66
4 Conclusion	66
References and bibliography	67
Jennifer Yeung EE.pdf	71
Context	71
Local manifestation – Justification for cancer type	73
Justification for selected countries	73
Aim	74
Hypothesis	74
Methodology	75
Breast cancer overview	76
Figure 1	78
Breast cancer statistics before and after the pandemic	79
Figure 2	79
Evaluating development relative to disease management	80
Management of breast cancer screenings through a decentralised system	80
Figure 3	81
Switzerland and Belgium	81
Figure 4	82
Figure 5	83
Management of breast cancer screenings through a centralised system	84
UK	84
Figure 6	85
Figure 7	86
Determining success	87
Figure 8	87
Comparison	88
Counterclaim	88
Conclusion	89
Evaluation	90
Appendices	91
Appendix 1.1 – analysis of source 1	91
Appendix 1.2 – analysis of source 2	91
Appendix 2 – number of mammograms pre-pandemic vs number of mammograms during pandemic (approximations)	92
Bibliography	93
Kay Amores EE.pdf	99
1. Introduction	99
1.1 Research question	99
1.2 Purpose	99
Engagement	99
1.3 Identification and Exploration of the Investigation	100
Titratable Acidity (TA)	100
Total Acidity	100
Titration- Neutralisation Reaction	101
Titration Methods for determining TA:	101
Titration with phenolphthalein indicator	101
Titration with bromothymol blue indicator	101
Back titration	102
Percentage Yield	102
1.4 Hypothesis	103
2. Design	103
2.1 Variables	103
2.2 Materials	104
2.3 Method	105
2.4 Risk Assessment	106
3. Results and Analysis	107
3.1 Data Collection	107
Raw data table 1: Volume of 0.1M NaOH used to neutralise the white wine in a titration with Phenolphthalein pink indicator	107
Raw data table 2: Volume of NaOH used to neutralise the white wine in a titration with Bromothymol indicator	107
Raw data table 3: Volume of 0.1M NaOH used to neutralise the white wine in a back titration against HCl with Bromothymol indicator	108
Raw data table 4: Volume of 0.1M NaOH used to neutralise the white wine in a titration using a pH data logger	108
3.2 Data Processing	109
Processed data table 1: Average volume of NaOH used to neutralise the 20ml of white wine in all 4 titration methods and the TA determined	109
Processed data table 2: Percentage Accuracy of the Titratable Acidity found through each titration method	109
Graph 1: Comparison of the Titratable Acidity found through Titration with Phenolphthalein Indicator, Bromothymol Blue, Back Titration with bromothymol Blue and Titration with a pH Logger	110
3.3 Analysis	110
4. Conclusion	111
5. Evaluation	111
5.1 Limitations and Evaluation of the Experiment	111
5.2 Discussion of future investigations	111
6. References	112
Patrick Abdel-Malek EE.pdf	115
1. Introduction	115
1.1 Justification of Selected Countries (Australia, South Africa, Botswana)	116
1.2 HIV Virus	117
2. Relationship of Socioeconomic Standard and Prevalence of HIV/AIDS	120
2.1 Social Factors	120
2.2 Economic Factors	124
3. HIV Treatment and Prevention	126
4. Data Collection	133
5. Conclusion	139
6. Bibliography	140
7. Appendix	143
7.1. Appendix A	143
7.2 Appendix B	143
7.3 Appendix C	144
Shromm Gaind EE.pdf	148
Introduction	148
SLAM	149
Visual SLAM	149
LiDAR SLAM	150
ROS	151
Sensor-Fusion SLAM	151
Hypothesis	153
Methodology	153
ROS Robot	153
Test Environment	154
Maze Conditions	154
Architecture	154
Criteria for Benchmarks	157
Discussion	157
Data from sensor-fusion	158
Motion model	158
Pose values for the Extended Kalman Filter	158
Conclusion	161
Limitations	161
Bias	161
Further Investigations	161
References	162
Appendix	164
Hardware	165
Software:	167
Robot Model:	167
Kinematic Model – Ackerman steering	167
URDF model	167
Gazebo simulation	168
ROS explanation	169
Working autonomous navigation	170
Further Explanation of scale drift	171
Pose linear data for hector slam	171
ORB SLAM Pose Data	173
IMU data	176
Accelerometer data-set	176
Gyroscope Data	177
Magnetometer Data	178
Data Set Preparation for sensor fusion	178
Command control interpolation	178
X Pose data	180
Pose provided by Zedfu metrics	182
Code for benchmarks	183
Pose calculation	183
Plot pose	184
Error calculation	187
Xiaoxiao Wang EE.pdf	192
Introduction	192
Section I --- The exploration of the unavoidable sin of human nature	194
Section II --- Effects of characterization on reader reflection through the lenses of different individuals	198
Section III --- The intrinsic beauty of nature	201
Conclusion	204
Bibliography	205

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