Output Results that can be compared meaningfully across locations Input Two laboratories measuring length with instruments traceable to the metre Standardised units make measurements comparable CausesLearning
Output Voters better able to choose without proving their vote to another person Input An election process that verifies eligibility but does not expose each voter’s selection A secret ballot reduces direct pressure on individual voters CausesLearning
Output Updated accounts that retain an internally checkable balance Input A business buying equipment for cash Double-entry bookkeeping records both sides of a transaction TransformsLearning
Output A sample less shaped by deliberate or convenient selection Input A defined population and a genuinely random method for selecting members Random sampling reduces systematic selection bias CausesLearning
Output A meeting more likely to finish with explicit decisions and actions Input A meeting invitation with outcomes, ordered topics and preparation notes A clear agenda focuses a meeting CausesLearning
Output The door lifted closer to its intended alignment Input A door rubbing because its upper hinge has loosened from the frame A longer hinge screw can correct a mildly sagging door SolvesLearning
Output Soil that remains moist for longer between watering Input Moist soil covered with an appropriate layer of organic mulch Mulch reduces evaporation from garden soil CausesLearning
Output A fastener tightened near the specified torque Input A compatible fastener tightened with a correctly set and calibrated torque wrench A torque wrench controls fastener tightening TransformsLearning
Output A thinner, more regular edge that cuts with less force Input A dull knife drawn consistently across an appropriate sharpening stone Sharpening restores a knife’s narrow cutting edge TransformsLearning
Output Vegetables better able to retain quality during frozen storage Input Prepared vegetables briefly placed in boiling water or steam, then cooled Blanching slows quality loss in frozen vegetables CausesLearning
Output A valid or invalid signature result Input A message, its digital signature and a trusted public key A digital signature verifies a message against a public key RevealsLearning
Output The original message reconstructed despite limited transmission errors Input A transmitted message encoded with sufficient error-correction redundancy Error-correcting codes can recover damaged data TransformsLearning
