A. Describe the following research methods. Include in your descriiption what the method is useful for and the difficulties and problems associated with each.:
1. Correlation
2. Survey
3. Naturalistic Observation
4. Case Study
B. A researcher is studying the effects of white noise (static, e.g.) on retention of learned textbook material. He arranges the experiment in this manner.
Group A 100 people
Group B 100 people
Group A is given a study assignment to learn the parts of the brain
Group B is given the same assignment but is instructed to turn a radio to static while they study.
The researcher then tests both groups on the study material and compares the grades of the 2 groups.
Using the above study, Identify the following:
1. The experimental group
2. The control group
3. The independent variable
4. The dependent variable