Don’t compare household survey numbers to long-form census, Toronto tells city staff

Anna Mehler Paperny, Global News

TORONTO – The city is cautioning its staff not to compare National Household Survey information with data from the long-form census.

“Because of the change from a mandatory to a voluntary sample, the NHS may under-report the number of people belonging to certain subgroups,” reads a briefing note being sent out to key staff members who would normally work closely with this kind of demographic information.

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