Subject IndexAverage value, see M eanAxioms <strong>of</strong> probability, 13–14Bayes’s theorem, 24–25Bernoulli trials, 161Beta distribution, 221–226, 237generalized, 225–226mean, 223, 237variance, 223, 237Bias, 265Binomial distribution, 43, 162, 182–183characteristic function, 164mean, 164, 184Poisson approximation, 182–183table, 365–366variance, 164, 184Boole’s inequality, 30Brownian motion, 106Cauchy distribution, 126Central limit theorem, 199–201Characteristic function, 98joint, 108Chebyshev inequality, 86–87Chi-squared distribution, 219–221, 236mean, 221, 236table, 371variance, 221, 236Chi-squared text, 316Coefficient <strong>of</strong> excess, 83Coefficient <strong>of</strong> skewness, 83Coefficient <strong>of</strong> variation, 81Computer s<strong>of</strong>tware, 3, 375–377Confidence interval, 295, 296, 298, 302Confidence limit, 347Consistency, 274Correlation, 88–90perfect, 90zero, 90Correlation coefficient, 88–89Covariance, 88matrix, 93Cramér–Rao inequality, 267–270lower bound (CRLB), 269Cumulant, 101Cumula tive dist ribution function see<strong>Probability</strong> distribution functionD 2 distribution, 327table, 372De Morgan’s laws, 11–12D ensit y function see Probab ilit y d en sit yfunctionD ist ribution function, see Probab ilit ydistribution functionEfficiency, 270asymptotic, 271Error, 316type I, 316type II, 316Estimate, 264Estimator, 265consistent, 274efficient, 270,271sufficient, 275unbiased minimum-variance, 266Event, 12Excel 2000, 3Expectation, 75–76conditional, 83–85mathematical, 75operator, 75Exponential distribution, 45, 78, 215–219,236mean, 215, 236variance, 215, 236Exponential failure law, 218<strong>Fundamentals</strong> <strong>of</strong> <strong>Probability</strong> <strong>and</strong> <strong>Statistics</strong> <strong>for</strong> <strong>Engineers</strong> T . T . Soong © 2004 J o h n W iley & So n s, L t dISBNs: 0-470-86813-9 (HB) 0-470-86814-7 (PB)TLFeBOOK
390 Subject IndexExtreme-value distribution, 226,type I, 228, 237type II, 233, 237type III, 234, 237F a ilure rate, see H a za rd functionFisher–Neyman factorization criterion, 275Frequency diagram, 248Function <strong>of</strong> r<strong>and</strong>om variables, 119, 137moments, 134probability distributions, 120Gamma distribution, 212–215, 236mean, 213, 236variance, 213, 236Gaus–Markov theorem, 345G a ussian dist ribution, see N ormaldistributionGeometric distribution, 167, 184mean, 168, 184variance, 168, 184Gumbel’s extreme value, 228distribution, 228Hazard function, 218Histogram, 248cumulative, 327Hypergeometric distribution, 167, 184mean, 184variance, 184H ypothesis t esting, see Test <strong>of</strong> hypothesisIndependence, 19–20mutual, 18Interarrival time, 215Jacobian, 149Kolmogorov–Smirnov test, 327Law <strong>of</strong> large numbers, 96Least-square estimator, 354–355covariance, 356linear unbiased minimum variance, 344mean, 355variance, 355Likelihood equation, 288Likelihood function, 288Linear regression, 335multiple, 354other models, 357simple, 335variance, 343Lognormal distribution, 209–212, 236mean, 211, 236variance, 211, 236MacLaurin series, 99Markovian property, 27Markov’s inequality, 115M a ss function, see Probab ilit y m a s s f u n ct io nMaximum likelihood estimate, 288Maximum likelihood estimator, 288–289consistency, 289efficiency, 289invariance property, 290Mean, 76–77conditional, 84Median, 76Mode, 78Moment, 76, 78central, 79joint, 87joint central, 87Moment estimate, 278Moment estimator (ME), 278–280combined, 284consistency, 279Moment-generating function, 112, 117Multinomial distribution, 172, 184covariance, 173mean, 173, 184variance, 173, 184Mutual exclusiveness, 13Negative binomial distribution, 169, 184mean, 171, 184variance, 171, 184Normal distribution, 107, 196–199, 236bivariate, 111characteristic function, 198mean, 198, 236multivariate, 205st<strong>and</strong>ardized, 201table, 369variance, 198, 236Normal equation, 338Nuisance parameter, 284Parameter estimation, 259interval estimation, 294–295maximum likelihood method, 287moment method, 278point estimation, 277TLFeBOOK
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1IntroductionAt present, almost all
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