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y Increasing or Decreasing Test 4. Fourteen Points in a Row Alternating Up and Down x x x x x x 控制圖失控檢驗 SPCadvanced training course UCL LCL A A B C C B UCL LCL A A B C C B UCL LCL A A B C C B UCL LCL A A B C C B Test 5. Two Out of Three Points in a Row in Zone A or Beyond Test 6. Four Out of Five Points in a Row in Zone B and Beyond Test 7. Fifteen Points in a Row in Zone C (Above and Below Centerline) Test 8. Eight Points in a Row on Both Sides of Centerline with None in Zone C x x x x x x x 控制圖的失控檢驗 SPCadvanced training course UCL LCL A A B C C B 控制圖失控檢驗 One point above UCL Two out of three successive poin