PSYC 3311 #3


Understanding Scientific Inquiry and Data Collection

  • Empiricism

    • Empiricism is the cornerstone of scientific investigation; it emphasizes the importance of observation and data collection over anecdotal evidence.

    • Scientific theories stem from hypotheses which are rooted in empirical data.

  • Examples of Empirical Questions

    • The example of determining the fastest route to Newport Beach illustrates the process of establishing a hypothesis and gathering actual data to draw conclusions rather than relying on personal experiences.

Scientific Method and Theory-Data Cycle

  • Theory-Data Cycle

    • The process includes formulating questions, creating hypotheses, collecting data, and analyzing results.

    • A solid hypothesis arises from existing scientific theories, which are robust frameworks developed through extensive empirical support.

Types of Research: Basic vs. Applied

  • Basic Research

    • Aimed at gaining fundamental knowledge without immediate application. Example: studying the neural mechanisms of attention.

  • Applied Research

    • Focuses on practical applications and often translates findings from basic research into real-world contexts. Example: developing better focus among children through meditation programs.

Peer Review Process

  • Importance

    • Peer review is crucial in maintaining scientific rigor. Articles submitted to journals are critiqued by experts before being published, ensuring validity and reliability in the research presented.

  • Expectations and Feedback

    • Researchers must prepare for constructive feedback and be open to revisions before publication.

Issues with Experience as Evidence

  • Limitations

    • Personal experiences can be subjective and influenced by numerous variables, making them unreliable as sole evidence in empirical research.


    • Confounding factors (like when one feels better after using a Himalayan salt lamp) could skew conclusions without rigorous testing.

  • Need for Control Groups

    • Establishing control groups is essential in experiments to ensure that results are valid and not merely a product of external influences.