What is a theory?
A formal, testable and logical explanation of some events that include predictions of how things relate to one another.
What are the two goals of theory?
Understanding and predicting
What is concept? and how does it effect theory?
A concept is a generalised idea about a class object that has been given a name. Concepts are an abstraction of reality and are the building blocks of theory.
What is a literature review?
It critically analyses the published sources, or literature, on a particular topic.
It establishes the current knowledge of the topic.