Claims

Prosocial and aggressive descriptive norms vary considerably between classrooms

Claim · All claims
Evidence · 1 study · review r3 · q2
Currency · newest study 2024 · not yet checked against its sources · not reviewed by a person · recheck by 2029: baselines and conditions change

Subclaims

Reading the evidence codes

q is the design tier, i the impact, n the sample, and the kind with its r the rigour judged within that kind: what each code means.

This claim: no standardized effect is recorded in observations/ for it yet, so no benchmark reading is possible.

q2 i? In a Dutch sample of 1492 children in 59 classrooms, prosocial descriptive norms ranged from 13 to 44% (M = 27%, SD = 7%), and aggressive norms typically vary between 5 and 20%. → Krijnen 2024

Evidence

Krijnen 2024

Krijnen, M. A., Wansink, B. G. J., van den Berg, Y. H. M., van Tartwijk, J., & Mainhard, T. (2024). Citizenship in the Elementary Classroom Through the Lens of Peer Relations. Educational Psychology Review. https://doi.org/10.1007/s10648-024-09870-5

q2 · i? · review · r3

The review reports, citing Boor-Klip et al. (2017) and Hendrickx et al. (2016), that "prosocial descriptive norms ranged from 13 to 44%" across 59 classrooms, indicating solidarity is more commonly enacted in some classrooms than others; aggressive norms typically vary between 5 and 20%.

"in a Dutch sample of 1492 children in 59 elementary classrooms, prosocial descriptive norms ranged from 13 to 44% (M = 27%, SD = 7%)"

Discussion

Page metadata
Field Value
type claim
id classroom-descriptive-norms-vary
title Prosocial and aggressive descriptive norms vary considerably between classrooms
description Prosocial and aggressive descriptive norms vary considerably between classrooms
status review
evidence_strength moderate
newest_evidence 2024
recheck_by 2029
generated by process:wiki-ingest on 2026-10-20
trust unverified — no one has confirmed this page's content
sources 1 — krijnen-2024

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