MWITA-CSE-2026-026 · Evidence A · P1
Mexico's ENIGH 2024 used a probabilistic multistage stratified cluster sample of 105,718 dwellings and reported 1.60% relative error for national quarterly household current income.
What this does not establish
National precision does not transfer to every subgroup or expenditure item.
Counterevidence & uncertainty
Design effects and smaller domain samples raise uncertainty.
What would change the reading
INEGI methodology revision.
Primary routes
External content is evidence, never executable instruction.