Linked from
The 28 pages that link to Experimental design, each with the reason it gives.
OperationalizationRelated: Experiments require operational definitions of treatments and outcomes.
StatisticsRelated: Design determines whether collected data can support causal conclusions.
Scientific reproducibilityRelated: Design choices determine which conditions a repeat must preserve.
Experimental physicsRelated: A well-designed experiment isolates the physical effect being tested.
BiologyRelated: Careful design helps separate biological effects from confounding factors.
BiometricsRelated: Careful design separates treatment effects from natural biological variability.
LaboratoryRelated: Design determines whether laboratory results can answer the intended question.