Claims

The largest grade-to-grade gain in handwriting quality was 2B over 1A, a 13-point gain on the Ayres scale

Claim · All claims
Evidence · 1 study · associational r2 · q2
Currency · newest study 1912 · not yet checked against its sources · not reviewed by a person

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? The 2B grade exceeded 1A by 13 points on the Ayres scale, the most striking improvement between adjacent grades. → King 1912

Evidence

King 1912

King, I., & Johnson, H. (1912). The writing abilities of the elementary and grammar school pupils of a city school system measured by the Ayres scale. Journal of Educational Psychology, 3(9), 514–520. doi:10.1037/h0071006

q2 · i? · associational · r2

Descriptive analysis of the city-wide grade averages from the 966-specimen study. The article calls 2B over 1A "the most striking improvement" and reports the printed gain of 13 points; no test statistic is given.

"The most striking improvement is made by the 2B over 1A, a gain of 13 points being shown by this studv."

Discussion

Learner Variables

Page metadata
Field Value
type claim
id largest-gain-2b-over-1a-thirteen-points
title The largest grade-to-grade gain in handwriting quality was 2B over 1A, a 13-point gain on the Ayres scale
description The largest grade-to-grade gain in handwriting quality was 2B over 1A, a 13-point gain on the Ayres scale
status review
evidence_strength moderate
newest_evidence 1912
generated by process:wiki-ingest on 2026-10-25
trust unverified — no one has confirmed this page's content
sources 1 — king-1912

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