Worksheets and research resources · Page 40
Search and filter all worksheets and research resourcesPut two ACS income estimates in the same dollar year
Document the price adjustment and its direction before interpreting changes in income or costs.
Trace a Census correction through a published analysis
Decide which extracts, derived results and reporting artifacts must change when a source issues an erratum.
Turn an ACS user note into a study-specific limitation
Map a methodological notice to the affected period, population and result rather than copying a generic disclaimer.
Diagnose an absent ACS table before treating it as zero
Distinguish unpublished cells, unsupported geographies, suppressed estimates and genuinely measured zeros.
Choose a survey period for a community health indicator
Decide whether a single year or a five-year period can answer a local planning question before downloading ACS data.
Carry survey replicates through a derived estimate
Recompute the complete statistic in every aligned ACS variance replicate before estimating its uncertainty.
Assemble an ACS table file without losing its geographic keys
Rebuild a bulk extract with table labels, geography identifiers, margins and annotations preserved.
Avoid counting an ACS subtotal and its children twice
Use the indentation and universe of an ACS table shell to build a defensible numerator.
Test a difference between two independent ACS estimates
Use the uncertainty of a difference, rather than overlap of two separate intervals, to compare aggregate survey estimates.
Build Research Table Headers That Retain Their Meaning When Read Linearly
Use explicit row and column relationships instead of relying on visual position, merged cells, or color.
Balance assay batches before processing samples
Keep biological comparisons from becoming inseparable from plates, runs or processing dates.
Specify baseline-adjusted ANCOVA clearly
Define the outcome, covariates and treatment contrast before fitting a baseline-adjusted continuous-outcome model.