Scientific investigation design: hypotheses, variables, and methods

What this note covers

1. What is a Scientific Investigation? Overview and Purpose
2. Formulating a Testable Hypothesis
3. Identifying Variables: Independent, Dependent, and Controlled
4. Selecting an Appropriate Research Method
5. Validity, Reliability, and Accuracy: Making Results Trustworthy
6. Worked Applied Example: Designing a Full Investigation
7. Communicating and Evaluating Results: From Data to Conclusion

7 sections · 14 key terms & formulas · 6 common mistakes