Friday, March 6, 2026

The Images shared with the MCPS Board of Education are WRONG.

Executive Summary

Recent presentations to the Montgomery County Board of Education utilized a specific data visualization to argue that housing growth has “decoupled” from student enrollment. This chart has been cited as a primary justification for consequential infrastructure decisions, including the proposed closure of Wootton High School. As a data science professional with nearly two decades of experience in time series analysis, I have audited this visualization and found it to be methodologically invalid. The presentation relies on mismatched axes, hidden baselines, and a known statistical anomaly to manufacture a divergence that does not exist in the raw data.

The Images shared with the BOE (WRONG)...

 https://parentscoalitionmd.substack.com/p/the-images-shared-with-the-mcps-board

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