Related Experiment Video
Updated: Jul 26, 2026
15:07
VDJ-Seq: Deep Sequencing Analysis of Rearranged Immunoglobulin Heavy Chain Gene to Reveal Clonal Evolution Patterns of B Cell Lymphoma
Published on: December 28, 2015
Levels of aggregation and the generalized matching law
1University of Alberta, Edmonton, Alberta, Canada.
Psychological Review
|April 1, 1992
Summary
This study introduces a formal model for molecular behavioral matching, differentiating it from molar approaches. Analyzing behavior at the molecular level reveals aggregation effects that influence choice behavior findings.
Area of Science:
- Behavioral science
- Psychology
- Animal behavior
Background:
- Concurrent operant behavior is typically analyzed using molar response tendencies over extended periods.
- Alternative models propose that behavior allocation is driven by molecular processes occurring over shorter timescales.
Purpose of the Study:
- To develop a formal model of the statistical properties of molecular behavioral matching.
- To highlight the distinction between molecular and molar accounts of behavioral allocation.
- To emphasize the importance of controlling for aggregation effects in matching analyses.
Main Methods:
- Formal modeling of statistical properties.
- Analysis of behavioral allocation at the molecular level.
- Comparison of molecular theories with molecular matching models.
Main Results:
- Molecular behavioral matching exhibits distinct statistical properties compared to aggregated molar results.
- Aggregation effects can obscure or alter the interpretation of behavioral allocation.
- The developed model provides a framework for understanding individual differences in choice behavior.
Conclusions:
- Behavioral allocation at the molecular level differs from molar outcomes due to aggregation.
- Controlling for aggregation is crucial for accurate analyses of matching behavior.
- Comparing molecular theories with molecular matching models enables ideographic (individual-specific) analyses of choice behavior.
Related Concept Videos
02:03Law of Independent Assortment
While Mendel’s Law of Segregation states that the two alleles for one gene are separated into different gametes, a different question of how different genes are inherited remains. For example, is the gene for tall plants inherited with the gene for green peas? Mendel asked this question by experimenting with a dihybrid cross; a cross in which both parents are homozygous for two distinct traits resulting in an F1 generation that are heterozygous for both traits.
02:12Relationship Formation
What do you think is the single most influential factor in determining with whom you become friends and whom you form romantic relationships? You might be surprised to learn that the answer is simple: the people with whom you have the most contact. This most important factor is proximity. You are more likely to be friends with people you have regular contact with. For example, there are decades of research that shows that you are more likely to become friends with people who live in your dorm,...
02:03Law of Independent Assortment
While Mendel’s Law of Segregation states that the two alleles for one gene are separated into different gametes, a different question of how different genes are inherited remains. For example, is the gene for tall plants inherited with the gene for green peas? Mendel asked this question by experimenting with a dihybrid cross; a cross in which both parents are homozygous for two distinct traits resulting in an F1 generation that are heterozygous for both traits.
01:09Wilcoxon Signed-Ranks Test for Matched Pairs
The Wilcoxon signed-rank test for matched pairs evaluates the null hypothesis by combining the ranks of differences with their signs. It essentially tests whether the median of the differences in a population of matched pairs is zero. Since the test incorporates more information than the sign test, it generally yields more trustable conclusions. This test also does not require the data to follow a normal distribution, but two conditions must be met for it to be applicable: (1) the data must...
01:22Generalized Hooke's Law
The generalized Hooke's Law is a broadened version of Hooke's Law, which extends to all types of stress and in every direction. Consider an isotropic material shaped into a cube subjected to multiaxial loading. In this scenario, normal stresses are exerted along the three coordinate axes. As a result of these stresses, the cubic shape deforms into a rectangular parallelepiped. Despite this deformation, the new shape maintains equal sides, and there is a normal strain in the direction of the...
01:15Types of Aggregate Grading
Aggregate grading is crucial in economically obtaining a concrete mix with adequate strength, reasonable workability, and minimal segregation. There are four types of aggregate gradation: well-graded, uniformly (or one-sized) graded, gap-graded, and open-graded.
Well-graded aggregates include a complete range of necessary size fractions that fit together to create a dense matrix with minimal voids, represented by a smooth, continuous gradation curve. This type of grading ensures good...
Well-graded aggregates include a complete range of necessary size fractions that fit together to create a dense matrix with minimal voids, represented by a smooth, continuous gradation curve. This type of grading ensures good...