Preface |
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xiii | |
About the Companion Website |
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xv | |
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1 | (88) |
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3 | (14) |
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1.1 Definitions of Reliability |
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3 | (1) |
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1.2 Concepts for Lifetimes |
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4 | (6) |
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10 | (7) |
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14 | (3) |
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17 | (22) |
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2.1 The Exponential Distribution |
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17 | (5) |
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2.2 The Weibull Distribution |
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22 | (3) |
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2.3 The Gamma Distribution |
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25 | (3) |
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2.4 The Lognormal Distribution |
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28 | (2) |
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2.5 Log Location and Scale Distributions |
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30 | (9) |
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2.5.1 The Smallest Extreme Value Distribution |
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31 | (2) |
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2.5.2 The Logistic and Log-Logistic Distributions |
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33 | (2) |
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35 | (4) |
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3 Inference for Parameters of Life Distributions |
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39 | (50) |
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3.1 Nonparametric Estimation of the Survival Function |
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39 | (7) |
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3.1.1 Confidence Bounds for the Survival Function |
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42 | (2) |
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3.1.2 Estimating the Hazard Function |
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44 | (2) |
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3.2 Maximum Likelihood Estimation |
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46 | (4) |
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3.2.1 Censoring Contributions to Likelihoods |
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46 | (4) |
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3.3 Inference for the Exponential Distribution |
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50 | (8) |
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50 | (4) |
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54 | (1) |
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3.3.3 Arbitrary Censoring |
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55 | (1) |
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3.3.4 Large Sample Approximations |
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56 | (2) |
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3.4 Inference for the Weibull |
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58 | (1) |
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59 | (1) |
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3.6 Inference for Other Models |
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60 | (7) |
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3.6.1 Inference for the GAM (θ, α) Distribution |
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61 | (1) |
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3.6.2 Inference for the Log Normal Distribution |
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61 | (1) |
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3.6.3 Inference for the GGAM (θ, κ, α) Distribution |
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62 | (5) |
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67 | (13) |
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3.A Kaplan-Meier Estimate of the Survival Function |
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80 | (9) |
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3.A.1 The Metropolis-Hastings Algorithm |
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82 | (1) |
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83 | (6) |
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Part II Design of Experiments |
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89 | (96) |
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4 Fundamentals of Experimental Design |
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91 | (66) |
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4.1 Introduction to Experimental Design |
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91 | (2) |
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4.2 A Brief History of Experimental Design |
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93 | (2) |
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4.3 Guidelines for Designing Experiments |
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95 | (6) |
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4.4 Introduction to Factorial Experiments |
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101 | (13) |
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103 | (2) |
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4.4.2 The Analysis of Variance for a Two-Factor Factorial |
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105 | (9) |
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4.5 The 2k Factorial Design |
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114 | (21) |
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4.5.1 The 22 Factorial Design |
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115 | (4) |
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4.5.2 The 23 Factorial Design |
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119 | (5) |
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4.5.3 A Singe Replicate of the 2k Design |
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124 | (5) |
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4.5.4 2k Designs are Optimal Designs |
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129 | (4) |
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4.5.5 Adding Center Runs to a 2k Design |
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133 | (2) |
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4.6 Fractional Factorial Designs |
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135 | (22) |
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4.6.1 A General Method for Finding the Alias Relationships in Fractional Factorial Designs |
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142 | (3) |
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4.6.2 De-aliasing Effects |
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145 | (2) |
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147 | (10) |
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5 Further Principles of Experimental Design |
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157 | (28) |
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157 | (1) |
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5.2 Response Surface Methods and Designs |
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157 | (3) |
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5.3 Optimization Techniques in Response Surface Methodology |
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160 | (5) |
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5.4 Designs for Fitting Response Surfaces |
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165 | (20) |
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5.4.1 Classical Response Surface Designs |
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165 | (6) |
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5.4.2 Definitive Screening Designs |
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171 | (4) |
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5.4.3 Optimal Designs in RSM |
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175 | (1) |
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176 | (9) |
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Part III Regression Models for Reliability Studies |
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185 | (84) |
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6 Parametric Regression Models |
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187 | (62) |
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6.1 Introduction to Failure-Time Regression |
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187 | (1) |
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6.2 Regression Models with Transformations |
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188 | (10) |
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6.2.1 Estimation and Confidence Intervals for Transformed Data |
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189 | (9) |
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6.3 Generalized Linear Models |
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198 | (7) |
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6.4 Incorporating Censoring in Regression Models |
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205 | (3) |
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6.4.1 Parameter Estimation for Location Scale and Log-Location Scale Models |
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205 | (1) |
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6.4.2 Maximum Likelihood Method for Log-Location Scale Distributions |
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206 | (1) |
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6.4.3 Inference for Location Scale and Log-Location Scale Models |
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207 | (1) |
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6.4.4 Location Scale and Log-Location Scale Regression Models |
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208 | (1) |
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208 | (20) |
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6.6 Nonconstant Shape Parameter |
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228 | (5) |
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6.7 Exponential Regression |
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233 | (1) |
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6.8 The Scale-Accelerated Failure-Time Model |
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234 | (2) |
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6.9 Checking Model Assumptions |
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236 | (13) |
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237 | (6) |
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6.9.2 Distribution Selection |
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243 | (2) |
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245 | (4) |
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7 Semi-parametric Regression Models |
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249 | (20) |
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7.1 The Proportional Hazards Model |
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249 | (2) |
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7.2 The Cox Proportional Hazards Model |
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251 | (4) |
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7.3 Inference for the Cox Proportional Hazards Model |
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255 | (9) |
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7.4 Checking Assumptions for the Cox PH Model |
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264 | (5) |
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265 | (4) |
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Part IV Experimental Design for Reliability Studies |
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269 | (112) |
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8 Design of Single-Testing-Condition Reliability Experiments |
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271 | (26) |
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272 | (14) |
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8.1.1 Life Test Planning with Exponential Distribution |
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273 | (1) |
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8.1.1.1 Type II Censoring |
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273 | (1) |
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274 | (1) |
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8.1.1.3 Large Sample Approximation |
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275 | (1) |
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8.1.1.4 Planning Tests to Demonstrate a Lifetime Percentile |
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276 | (3) |
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279 | (2) |
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8.1.2 Life Test Planning for Other Lifetime Distributions |
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281 | (1) |
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8.1.3 Operating Characteristic Curves |
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282 | (4) |
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8.2 Accelerated Life Testing |
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286 | (11) |
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8.2.1 Acceleration Factor |
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287 | (1) |
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8.2.2 Physical Acceleration Models |
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288 | (1) |
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288 | (1) |
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289 | (1) |
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290 | (1) |
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8.2.2.4 Inverse Power Model |
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290 | (1) |
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8.2.2.5 Coffin-Manson Model |
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290 | (1) |
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8.2.3 Relationship Between Physical Acceleration Models and Statistical Models |
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291 | (1) |
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8.2.4 Planning Single-Stress-Level ALTs |
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292 | (2) |
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294 | (3) |
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9 Design of Multi-Factor and Multi-Level Reliability Experiments |
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297 | (84) |
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9.1 Implications of Design for Reliability |
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298 | (1) |
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9.2 Statistical Acceleration Models |
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299 | (12) |
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9.2.1 Lifetime Regression Model |
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299 | (4) |
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9.2.2 Proportional Hazards Model |
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303 | (3) |
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9.2.3 Generalized Linear Model |
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306 | (3) |
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9.2.4 Converting PH Model with Right Censoring to GLM |
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309 | (2) |
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9.3 Planning ALTs with Multiple Stress Factors at Multiple Stress Levels |
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311 | (11) |
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313 | (5) |
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9.3.2 Locality of Optimal ALT Plans |
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318 | (1) |
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9.3.3 Comparing Optimal ALT Plans |
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319 | (3) |
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9.4 Bayesian Design for GLM |
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322 | (4) |
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9.5 Reliability Experiments with Design and Manufacturing Process Variables |
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326 | (13) |
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336 | (3) |
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A The Survival Package in R |
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339 | (12) |
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B Design of Experiments using JMP |
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351 | (6) |
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C The Expected Fisher Information Matrix |
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357 | (6) |
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C.1 Lognormal Distribution |
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359 | (1) |
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359 | (2) |
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C.3 Lognormal Distribution |
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361 | (1) |
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362 | (1) |
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363 | (12) |
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E Distributions Used in Life Testing |
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375 | (6) |
Bibliography |
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381 | (6) |
Index |
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387 | |