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Concepts and Prototypes

Concepts and Prototypes

The human nervous system handles vast amounts of information by translating sensory stimuli into neural impulses, which the brain processes, creating thoughts expressed through language or stored as memories. The brain also synthesizes information from emotions and memories, which significantly influence thoughts and behaviors. This intricate process creates a comprehensive mental picture.
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Purposive Learning

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E. C. Tolman emphasized the purposiveness of behavior — the idea that much of our behavior is goal-directed. For instance, employees who aim for a promotion work diligently to meet their targets. Tolman argued that when classical conditioning and operant conditioning occur, the organism acquires certain expectations. In classical conditioning, a child might fear a dog because they expect it to bite. In operant conditioning, a person might consistently work overtime because they expect a bonus...

Observational Learning

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A Rasch model prototype for assessing vocabulary learning resulting from different instructional methods: a preschool

Cynthia B Leung¹, William Steve Lang

¹USF St. Petersburg, College of Education, St. Petersburg, FL 33701, USA. leung@stpt.usf.edu

Journal of Applied Measurement

|March 21, 2009

Summary

This study used Rasch modeling to analyze preschool vocabulary development following read-alouds and science activities. Rasch analysis revealed word learning difficulty across different teaching methods.

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Area of Science:

Educational Psychology
Psychometrics
Early Childhood Education

Background:

Vocabulary acquisition is crucial for early literacy development.
Rasch modeling offers a robust framework for analyzing educational data.
Preschoolers benefit from engaging read-alouds and hands-on science activities.

Purpose of the Study:

To explore the application of Rasch modeling in analyzing preschool vocabulary knowledge.
To assess the learning difficulty of specific vocabulary words after different instructional interventions.
To develop a Rasch prototype for literacy research in early childhood settings.

Main Methods:

Utilized Rasch modeling to analyze vocabulary data from preschoolers.
Applied a developed Rasch prototype for literacy research.
Selected 31 target words from informational books on light and color.
Collected data through six assessments, including free response and picture vocabulary tests.

Main Results:

Rasch modeling effectively assessed the learning difficulty of target vocabulary words.
Identified variations in word learning difficulty based on instructional settings.
Provided insights into the effectiveness of different teaching approaches for vocabulary acquisition.

Conclusions:

Rasch modeling is a valuable tool for analyzing vocabulary learning in preschool settings.
The study suggests practical applications of Rasch modeling for evaluating instructional interventions.
Findings inform future research on early literacy and vocabulary development.