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  "path": "/t/rms-modeling-longitudinal-responses/4791?page=4#post_76",
  "publishedAt": "2026-05-02T12:24:52.000Z",
  "site": "https://discourse.datamethods.org",
  "textContent": "There is no amount of noise that makes categorization work better than using the raw noisy data. I have a simple interactive simulation program demonstrating this. As Cohen (of Cohen’s d) said, categorization turns a quantitative error into a qualitative error. A measurement error can make the category be off by 100%.",
  "title": "RMS Modeling Longitudinal Responses"
}