Research Workbench
Practical tools for the decisions between a research idea and a defensible report. Start with the task in front of you.
27 tools found
Expected Cell Count Checker
Inspect expected counts in a two-by-two table before choosing an analysis.
Open tool →Two-Rater Kappa Explorer
Describe agreement between two raters using paired binary classifications.
Open tool →Exact McNemar Explorer
Test symmetry of discordant classifications in a paired binary table.
Open tool →Allocation Ratio Count Planner
Round a total upward to whole ratio units without silently changing the intended allocation.
Open tool →Weight Concentration Explorer
Explore how unequal nonnegative weights reduce the weight-only effective sample size.
Open tool →Variable Name Audit
Check proposed names against an explicit lowercase naming convention and detect rename collisions.
Open tool →Paired Change SD Calculator
Recover the SD of within-person change from marginal SDs and an explicit correlation.
Open tool →Cluster Design Effect Explorer
Explore the equal-cluster design effect and approximate information-equivalent sample size.
Open tool →Limits of Agreement Summary
Calculate descriptive Bland–Altman limits from the mean and SD of paired measurement differences.
Open tool →Likelihood Ratio Probability Explorer
Explore how a specified likelihood ratio changes a hypothetical pretest probability.
Open tool →Trial Flow Count Reconciler
Find arithmetic discrepancies across screening, allocation, intervention receipt and analysis counts.
Open tool →Join Row-Count Checker
Predict row multiplication and unmatched output before an equality join using aggregate key counts.
Open tool →Ideas worth investigating
Read dated methodological briefs and use the evidence-verification checklist before committing to a topic.
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