Activity 3 Using any article, answer the following questions.

1. Identify the following in the article, if any:

a) Independent variables:

b) Dependent variables:

2. What type of sampling technique used in the article?

a) Individual or system level research question?

3. Each student in the group, should choose a sampling technique from probability sampling or one from non-probability sampling (of your choice) and explain what are the pros and cons of that sampling technique in details then give examples of articles that used it. ( Do not copy and paste from the internet.

Please solve it ASAP.