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Related Concept Videos

Introduction to Developmental Psychology01:27

Introduction to Developmental Psychology

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Developmental psychology explores the changes and continuities in human abilities throughout life, encompassing physical, cognitive, linguistic, and social dimensions. Human development is not restricted to growth, but includes aspects of decline, particularly in physical abilities as individuals age. Developmental psychologists seek to understand how people change as they age and how their mental and social skills evolve.Developmental MilestonesA key concept in developmental psychology is...
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Three Developmental Domains01:29

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Human development is typically examined across three main domains: physical, cognitive, and socio-emotional. These domains represent the significant areas of change and continuity throughout the lifespan, from infancy to late adulthood.
Physical Development
Physical processes, also known as maturation, encompass the biological changes that occur across an individual's life. These changes begin with genetic inheritance and continue through various stages, including growth in height and weight,...
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Difference from Background: Limit of Detection01:05

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The limit of detection (LOD) is the smallest amount of analyte that can be distinguished from the background noise. The LOD value corresponds to the concentration at which the analyte signal is three times larger than the standard deviation of the blank signal. Below this value, the analyte signal cannot be differentiated from the background noise. It is calculated by dividing the calibration slope by 3 times the standard deviation of the blank signals.
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Suppose a positive test charge moves away from a positive static charge, then the Coulomb force does positive work, and its electric potential energy decreases. The potential energy per unit charge is defined as the electric potential. The electric potential is independent of the test charge.
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The F-test is used to compare two sample variances to each other or compare the sample variance to the population variance. It is used to decide whether an indeterminate error can explain the difference in their values. The underlying assumptions that allow the use of the F-test include the data set or sets are normally distributed, and the data sets are independent of each other. The test statistic F is calculated by dividing one variance by another. In other words, the square of one standard...
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Operational amplifiers (op-amps) are versatile devices that extend beyond amplification. In this context, two specific op-amp configurations are explored: the summing and difference amplifiers.
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Related Experiment Video

Updated: Jan 25, 2026

Using Cholesky Decomposition to Explore Individual Differences in Longitudinal Relations between Reading Skills
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Developmental Differences in Prosocial Behavior Between Preschool and Late Elementary School.

Lisa Flook1, Carolyn Zahn-Waxler1, Richard J Davidson1

  • 1Center for Healthy Minds, University of Wisconsin-Madison, Madison, WI, United States.

Frontiers in Psychology
|May 14, 2019
PubMed
Summary

Children

Keywords:
childhooddevelopmental changeprosocialsharingsocial decision-making

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Area of Science:

  • Developmental Psychology
  • Social Neuroscience

Background:

  • Innate prosocial tendencies are present early in life.
  • Cognitive development influences the expression of prosocial behaviors, such as sharing.
  • Understanding developmental changes in sharing behavior is crucial for social development.

Purpose of the Study:

  • To investigate how children's sharing behavior changes across different age groups and with different recipients.
  • To compare sharing behaviors in preschoolers and 5th graders.
  • To examine the relationship between cognitive development and prosocial behavior in children.

Main Methods:

  • Two social decision-making paradigms were used.
  • Participants included 46 preschoolers (mean age 4.95 years) and 52 5th graders (mean age 9.98 years).
  • Sharing behaviors and judgments about recipients were recorded.

Main Results:

  • Older children (5th graders) shared more selectively based on recipient characteristics compared to younger children (preschoolers).
  • Preschoolers exhibited more equitable sharing across recipients.
  • A dissociation between prosocial behavior and cognitive judgments was observed, with preschoolers' behavior more closely aligned with their character assessments.

Conclusions:

  • Sharing behavior becomes more selective with age and cognitive development.
  • Increased cognitive complexity can lead to both prosocial and discriminatory behaviors.
  • The development of prosociality is influenced by how cognitive capacities are shaped and applied, with significant societal implications.