PSY 431: Tests and Measurements

Unpack the significance of operational definitions in research. Learn how these clear explanations of variables ensure study replicability, boost reliability, and fortify credibility. Understand their pivotal role in standardizing scientific studies.

xplore the core concept of Frequency Theory and its role in auditory perception. Learn how the pitch we perceive ties to the vibration rates of the basilar membrane in our cochlea. Unravel the intricacies of how sound waves affect our hearing process.

This video introduces various subfields of psychology, each offering unique perspectives on different aspects of human behavior. From Counseling Psychology addressing emotional, social, and health-related concerns to Industrial Psychology applying psychological principles in organizations, it provides a comprehensive overview of the diverse domains within the field of psychology.

Explore the core concept of phonemes in linguistics. Learn how these sound units differentiate words and shape language. Experience the captivating intricacies of speech sounds across languages.

This video explores the laws of visual perception: Closure, Proximity, Similarity, and Simplicity, and matches them with their respective meanings. Closure involves perceiving fragmented elements as a complete figure, Proximity relates to grouping close elements together, Similarity pertains to grouping similar-looking elements, and Simplicity emphasizes perceiving patterns in the simplest manner possible.

Explore the divisions of the nervous system and discover which one is responsible for the startle response. Learn about the roles of the parasympathetic, central, somatic, sympathetic, and autonomic systems in our body's functioning.