1. Why this research was conducted? 2. The main idea of the document 3. Why these specific data was chosen for collection and processing? 4. Were the conclusions expected and support the null hypothes

1. Why this research was conducted?

2. The main idea of the document

3. Why these specific data was chosen for collection and processing?

4. Were the conclusions expected and support the null hypothesis?

5. What challenges the researches had to overcome during the process?

6. Were they successful in overcoming those obstacles? Why yes or not?