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Statistical Stack-Up: Root Sum Square, an Inflation Factor and Each Part's Share

Lesson 5 of 815 minLab

This lesson is part of the course

In this lesson

You compute the root-sum-square tolerance of the same chain, inflate it with a fictional design-guide factor, find the statistical minimum gap and build a Pareto chart of each part's share.

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Lessons in this course

  1. Limits and Tolerances: Nominal Size, Deviations, Maximum and Minimum SizeLab15 minFree
  2. Fits from a Fit Table: Hole and Shaft Limits, Clearance, Transition and InterferenceLab16 min Locked
  3. Loop Diagrams: Turning an Assembly into a Chain of Plus and Minus DimensionsLab16 min Locked
  4. Worst-Case Stack-Up: Minimum and Maximum Gap, Tolerance Sum and What to Tighten FirstLab15 min Locked
  5. Statistical Stack-Up: Root Sum Square, an Inflation Factor and Each Part's ShareLab15 min Locked
  6. Position Tolerances: Measured Offsets, Diametral Zones and Square vs Round ZonesLab16 min Locked
  7. Bonus Tolerance: Maximum-Material Size, Actual Sizes, an Inspection Table and Virtual ConditionLab18 min Locked
  8. Capstone: Allocating Tolerances at the Lowest CostLab20 min Locked