Topic
Screening
3 worked experiments using Screening. Every study names its source, and many can be opened in Blueprint.
Which of Your Nineteen Good Ideas Actually Works?
A Fortune 500 financial firm had nineteen ideas for improving a credit card mailer and no way to tell which ones worked. Testing them one at a time would have taken 475,000 prospects. Using a highly efficient structured experiment instead, they tested all nineteen at once with 100,000 prospects — and got a better answer.
Marketing · Oct 2026Read the experiment
Your Average Part Size Is Fine. So Why Don't the Parts Fit?
Sixteen carefully selected runs, instead of a full set of 64, found the two variables that set average shrinkage of injection molded parts. A third variable didn't affect the average at all, yet was driving the rework. The scrap problem was never the average size of the parts — it was the consistency between them.
Manufacturing · Sep 2026Read the experiment
Which Variables Matter? Screening a Vacuum Brush Design in 12 Configurations
A consumer product team believed all seven of their brush-roller variables affected cleaning performance of a new household vacuum cleaner — they just didn't know which ones mattered most. Twelve configurations settled it: two variables carried 92% of the variation, and one they were certain about turned out to do nothing at all.
Consumer Products · Sep 2026Read the experiment