構成要素の重要性を解析する
さまざまな重要性測定に従って，システムの各構成要素の信頼性に対する影響を比べる．
bexpr = Or@@And@@@MapIndexed[#1[[ ;; First[#2]]]&, Array[Subscript[x, #1, #2]&, {5, 5}]];ℛ = ReliabilityDistribution[bexpr, Flatten[MapIndexed[#1[[ ;; First[#2]]]&, Array[{Subscript[x, #1, #2], ExponentialDistribution[1]}&, {5, 5}]], 1]];
BarChart[{StructuralImportance[ℛ], BarlowProschanImportance[ℛ], BirnbaumImportance[ℛ, 1], CriticalityFailureImportance[ℛ, 1], CriticalitySuccessImportance[ℛ, 1], ImprovementImportance[ℛ, 1], RiskAchievementImportance[ℛ, 1], RiskReductionImportance[ℛ, 1], FussellVeselyImportance[ℛ, 1]}, ChartLayout -> "Percentile", BarOrigin -> Left, Ticks -> None, ChartLabels -> {Placed[{StructuralImportance, BarlowProschanImportance, BirnbaumImportance, CriticalityFailureImportance, CriticalitySuccessImportance, ImprovementImportance, RiskAchievementImportance, RiskReductionImportance, FussellVeselyImportance}, Left], None}]