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Exercise 5 - Language in use
When a set of hypotheses are grouped together, they become a type of conceptual framework.
If a conceptual framework is complex enough to help us explain or predict something, it is generally referred to as a theory.
Read this paragraph and answer the question below.
The Role of Concepts in Research

Concepts play a key role in the development of hypotheses. Concepts are the basic components of hypotheses. For example, a hypothesis such as “education increases income” specifies a positive relationship between the concepts “education” and “income.” To test this, researchers find ways to measure these concepts. For example, education could be measured by “years of school or highest degree completed”. Income could be measured by “hourly rate of pay” or “yearly salary”. Unless researchers can measure the concepts they are studying, they will not be able to confirm their hypotheses.

(Adapted from Wikipedia)
Which answers below best complete the sentence?
Click on the 3 correct answers.

Concepts form the "building blocks" of scientific thinking. They help researchers to ...

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