Engineering Uncertainty Analysis | p. 1 |
Probabilistic Analysis of Engineering Systems | p. 1 |
The Engineering Method | p. 1 |
The Origins of Uncertainty | p. 3 |
Deterministic Versus Probabilistic Analysis of Engineering Systems | p. 5 |
Method of Uncertainty Analysis | p. 12 |
Questions and Problems | p. 19 |
The Concept of Probability | p. 21 |
Chance Experiments and Their Outcomes | p. 21 |
Estimation of the Number of Possible Outcomes | p. 22 |
Simple Enumeration | p. 22 |
Permutations: Sampling in a Specific Order Without Replacement | p. 24 |
Combinations: Sampling Without a Specific Order and Without Replacement | p. 25 |
Sample Space and Events | p. 27 |
Quantitative Evaluation of Probability | p. 28 |
The Frequency Definition of probability | p. 28 |
Fundamental Axioms of Probability | p. 31 |
Additional Probability Relationships | p. 38 |
Independence and Conditioning of Probabilistic Events | p. 38 |
Statistical Independence | p. 40 |
The Total Probability and Bayes' Theorems | p. 51 |
Problems | p. 54 |
Random Variables and Probability Distributions | p. 57 |
Random Variable: A Function of Probability | p. 57 |
Discrete Random Variables | p. 59 |
The Probability Mass Function | p. 59 |
The Cumulative Distribution Function | p. 61 |
Expected Value of a Random Variable | p. 63 |
The Variance of a Random Variable | p. 65 |
The Binomial Random Variable | p. 69 |
The Geometric Random Variable | p. 73 |
The Pascal Random Variable | p. 74 |
The Hypergeometric Random Variable | p. 75 |
The Poisson Random Variable | p. 76 |
Approximation to the Poisson Random Variable | p. 79 |
Continuous Random Variables | p. 80 |
The Probability Density Function | p. 80 |
The Cumulative Distribution Function | p. 85 |
Mean, Variance, and other Moments of Continuous Random Variables | p. 87 |
The Exponential Random Variable | p. 91 |
The Uniform Random Variable | p. 93 |
The Gaussian Random Variable | p. 96 |
The Lognormal Random Variable | p. 101 |
The Gamma Random Variable | p. 103 |
Other Probability Distributions | p. 106 |
Problems | p. 107 |
Simulation of Random Systems | p. 111 |
Derivation of a System Output Density Function | p. 111 |
Monte Carlo Simulation | p. 116 |
Generation of Random Numbers from a Specified Density Function | p. 117 |
Analytical Decomposition of the Transformation Equation | p. 122 |
Numerical Solution of the Transformation Equation | p. 125 |
The Heart of Monte Carlo Simulations: Generation of Uniform Random Numbers | p. 128 |
Generation of Gaussian Random Numbers | p. 131 |
Application of the Transformation Equation: Generation of Random Numbers of Other Probability Distributions | p. 133 |
Simulation of Systems with Several Random Variables | p. 135 |
System Sensitivity to Uncertainty in One or More Variables | p. 135 |
Systems with Several Independent Random Variables | p. 136 |
Analytical Derivation of Second-Order Statistics | p. 141 |
Problems | p. 144 |
Systems with Jointly-Distributed Random Variables | p. 147 |
Two Discrete Random Variables | p. 147 |
The Joint Probability Mass Function | p. 147 |
The Joint Cumulative Distribution Function | p. 150 |
Marginal Distribution | p. 152 |
Conditional Joint Functions | p. 153 |
Two Continuous Random Variables | p. 155 |
The Joint Probability Density Function | p. 155 |
The Joint Cumulative Distribution Function | p. 157 |
The Marginal Probability Density Functions | p. 159 |
Conditional Joint Functions | p. 160 |
Statistically Independent Random Variables | p. 162 |
Special Moments of Two Random Variables | p. 162 |
The Covariance of Two Random Variables | p. 163 |
The Correlation Coefficient of Two Random Variables | p. 164 |
The Bivariate Gaussian Density Function | p. 166 |
System s Forced by Jointly-Distributed Random Variables | p. 168 |
Output of Sums of Random Variables: The Central Limit Theorem | p. 169 |
Problems | p. 174 |
Estimation Theory in Engineering | p. 177 |
Statistics and Uncertainty Analysis | p. 177 |
Population Parameters versus Sample Statistics | p. 178 |
Probability Distribution of the Sample Mean | p. 181 |
Point Estimators | p. 182 |
Estimation with the Method of Moments | p. 183 |
Estimation with the Method of Maximum Likelihood | p. 183 |
Interval Estimators | p. 186 |
Confidence Intervals | p. 186 |
Confidence Interval for the Mean (Variance Known) | p. 187 |
Confidence Interval for the Mean (Variance Unknown) | p. 191 |
Confidence Interval for the Variance (Mean Known) | p. 195 |
Confidence Interval for the Variance (Mean Unknown) | p. 199 |
Statistical Tests | p. 200 |
Test for the Population Mean (Variance Known) | p. 202 |
Test for the Population Mean (Variance unknown and N[greater than or equal]60) | p. 205 |
Test for the Population Mean (Variance Unknown and N[60) | p. 205 |
Test for the Population Variance (N[less than or equal]100) | p. 207 |
Test for the Population Variance (N]100) | p. 210 |
Problems | p. 212 |
Fitting Probability Models to Data | p. 215 |
Empirical Distributions | p. 215 |
The Frequency Histogram from Observed Data | p. 215 |
The Expected Frequency Histogram from a Theoretical Distribution | p. 218 |
The Empirical Cumulative Distribution Function | p. 222 |
Statistical Tests for Goodness of Fit | p. 226 |
The Chi Squared Goodness of Fit Test | p. 226 |
Problems | p. 234 |
Regression Analysis | p. 237 |
Statistical Measures Between Two Random Variables | p. 237 |
The Sample Covariance and Sample Correlation Coefficient | p. 237 |
The Least-Squares Straight Line | p. 239 |
Fitting a Straight Line through the Scatter Diagram | p. 239 |
Non-Linear Curves Reducible to Straight Lines | p. 243 |
Confidence Intervals of the Regression Model | p. 245 |
Confidence Interval of the Slope a ([sigma superscript 2 subscript X] Unknown, N[60) | p. 246 |
Confidence Interval of the Slope a ([sigma superscript 2 subscript X] Unknown, 60[less than or equal]N) | p. 247 |
Confidence Interval of the Predicted Y ([sigma superscript 2 subscript X] Unknown, N[60) | p. 247 |
Confidence Interval of the Predicted Y ([sigma superscript 2 subscript X] Unknown, 60[less than or equal]N) | p. 248 |
Confidence Interval of the Intercept b ([sigma superscript 2 subscript X] Unknown, 60[less than or equal]N) | p. 249 |
Confidence Interval of the Intercept b ([sigma superscript 2 subscript X] Unknown, 60[less than or equal]N) | p. 249 |
Problems | p. 255 |
Reliability of Engineering Systems | p. 257 |
The Concept of Reliability | p. 257 |
Time Reliability | p. 259 |
Reliability of Systems | p. 267 |
Systems in Series | p. 267 |
Systems in Parallel | p. 270 |
Hybrid Systems | p. 272 |
Engineering Models of Failure | p. 272 |
The Weibull Failure Model | p. 272 |
Fitting Data to a Weibull Failure Model | p. 275 |
Problems | p. 278 |
Design of Engineering Experiments | p. 281 |
The Concept of Statistical Experiment Design | p. 281 |
Estimating the Population Mean from Limited Sampling | p. 283 |
Estimating the Required Number of Measurements | p. 286 |
Pre-Specified Variance | p. 287 |
Pre-Specified Margin of Error | p. 288 |
Problems | p. 292 |
Experiments and Tests for Two or More Populations | p. 293 |
Comparison of Parameters of Two Populations | p. 293 |
Test for the Comparison of Means of Two Populations (Variances [sigma superscript 2 subscript X subscript 1] and [sigma superscript 2 subscript X subscript 2] are Known) | p. 293 |
Test for the Comparison of Means of Two Populations ([sigma superscript 2 subscript X subscript 1] and [sigma superscript 2 subscript X subscript 2] are Unknown, [sigma superscript 2 subscript X subscript 1] =[sigma superscript 2 subscript X subscript 2], 60[less than or equal]N[subscript 1] and 60[less than or equal]N[subscript 2]) | p. 295 |
Test for the Comparison of Means of Two Populations ([sigma superscript 2 subscript X subscript 1] and [sigma superscript 2 subscript X subscript 2] are Unknown, [sigma superscript 2 subscript X subscript 1] [not equal] [sigma superscript 2 subscript X subscript 2], 60[less than or equal]N[subscript 1] and and 60[less than or equal]N[subscript 2]) | p. 296 |
Test for the Comparison of Means of Two Populations ([sigma superscript 2 subscript X subscript 1] and [sigma superscript 2 subscript X subscript 2] are Unknown, [sigma superscript 2 subscript X subscript 1] = [sigma superscript 2 subscript X subscript 2], and N[subscript 1][60 or N[subscript 2][60) | p. 296 |
Test for the Comparison of Means of Two Populations ([sigma superscript 2 subscript X subscript 1] and [sigma superscript 2 subscript X subscript 2] are Unknown, [sigma superscript 2 subscript X subscript 1] [not equal] [sigma superscript 2 subscript X subscript 2], and N[subscript 1][60 or N[subscript 2][60) | p. 297 |
Test for the Comparison of Variances of Two Normal Populations | p. 299 |
Comparison of Means of Two or More Populations: Single Factor Analysis of Variance (Anova) | p. 302 |
Box Plots and the Logic Behind Anova | p. 302 |
Test for the Comparison of Means of More than Two Normal Populations | p. 307 |
Problems | p. 314 |
Stochastic Processes | p. 317 |
The Concept of a Stochastic Process | p. 317 |
First and Second-Order Statistics | p. 322 |
Density Function and Cumulative Distribution Function | p. 322 |
Mean, and Correlation Functions | p. 324 |
Stationarity | p. 334 |
The Correlogram | p. 335 |
Transformations of the Correlation Function: The Spectral Density | p. 340 |
Some Theoretical Stochastic Processes | p. 347 |
The Random Walk Process | p. 347 |
The Brownian Motion Process | p. 348 |
The White Gaussian Noise Process | p. 351 |
Time Series Analysis | p. 353 |
Time Average Versus Ensemble Properties | p. 354 |
Deterministic Trend | p. 355 |
Periodicity | p. 356 |
Models for the Random Component | p. 357 |
Problems | p. 362 |
Stochastic Differential Equations | p. 365 |
The Origin of Stochastic Differential Equations | p. 365 |
Stochastic Continuity, Differentiation, and Integration | p. 368 |
Mean Square Continuity | p. 368 |
Stochastic Differentiation | p. 369 |
Stochastic Integrals | p. 373 |
Solving Applied Stochastic Differential Equations | p. 376 |
Differential Equations with Random Initial Conditions | p. 379 |
Differential Equations with Random Forcing Functions | p. 391 |
Solution of Random Equations with Decomposition | p. 398 |
Solving Non-Linear Differential Equations | p. 402 |
Differential Equations with Random Coefficients | p. 409 |
Problems | p. 412 |
Conclusion | p. 415 |
Tables | p. 417 |
Cumulative Areas under the Standard Normal Probability Density Function | p. 417 |
Abscissa Values Corresponding to Areas under the Student's t Density Function with m Degrees of Freedom | p. 418 |
Abscissa Values Corresponding to Areas under the Chi-Squared Density Function with m Degrees of Freedom | p. 420 |
Abscissa Values Corresponding to Areas under the F Density Function with and Degrees of Freedom | p. 422 |
Answers to Problems | p. 430 |
Bibliography | p. 444 |
Index | p. 450 |
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